Home / 4,540,015.40-6,810,023.10-2,012,988.20

Finding the Fourth Proportional to 4,540,015.40, 6,810,023.10 and 2,012,988.20

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Solution

The fourth proportional to 4,540,015.40, 6,810,023.10 and 2,012,988.20 is: 3,019,482.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540,015.40 : 6,810,023.10 = 2,012,988.20 : x
  2. Step 2: Convert to fraction form
    4,540,015.40/6,810,023.10 = 2,012,988.20/x
  3. Step 3: Cross multiply
    4,540,015.40x = 6,810,023.10 × 2,012,988.20
  4. Step 4: Simplify right side
    4,540,015.40x = 13,708,496,142,027.42
  5. Step 5: Solve for x
    x = 13,708,496,142,027.42/4,540,015.40
  6. Step 6: Final answer
    x = 3,019,482.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.