Home / 4,188,015.60-6,282,023.40-2,058,428.40

Finding the Fourth Proportional to 4,188,015.60, 6,282,023.40 and 2,058,428.40

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Solution

The fourth proportional to 4,188,015.60, 6,282,023.40 and 2,058,428.40 is: 3,087,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188,015.60 : 6,282,023.40 = 2,058,428.40 : x
  2. Step 2: Convert to fraction form
    4,188,015.60/6,282,023.40 = 2,058,428.40/x
  3. Step 3: Cross multiply
    4,188,015.60x = 6,282,023.40 × 2,058,428.40
  4. Step 4: Simplify right side
    4,188,015.60x = 12,931,095,376,024.56
  5. Step 5: Solve for x
    x = 12,931,095,376,024.56/4,188,015.60
  6. Step 6: Final answer
    x = 3,087,642.60

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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.