Home / 3,432,437.40-5,148,656.10-2,637,730.20

Finding the Fourth Proportional to 3,432,437.40, 5,148,656.10 and 2,637,730.20

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Solution

The fourth proportional to 3,432,437.40, 5,148,656.10 and 2,637,730.20 is: 3,956,595.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,437.40 : 5,148,656.10 = 2,637,730.20 : x
  2. Step 2: Convert to fraction form
    3,432,437.40/5,148,656.10 = 2,637,730.20/x
  3. Step 3: Cross multiply
    3,432,437.40x = 5,148,656.10 × 2,637,730.20
  4. Step 4: Simplify right side
    3,432,437.40x = 13,580,765,684,384.22
  5. Step 5: Solve for x
    x = 13,580,765,684,384.22/3,432,437.40
  6. Step 6: Final answer
    x = 3,956,595.30

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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.