Home / 1,427,217.49-2,140,292.85-574,001.16

Finding the Fourth Proportional to 1,427,217.49, 2,140,292.85 and 574,001.16

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Solution

The fourth proportional to 1,427,217.49, 2,140,292.85 and 574,001.16 is: 860,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,217.49 : 2,140,292.85 = 574,001.16 : x
  2. Step 2: Convert to fraction form
    1,427,217.49/2,140,292.85 = 574,001.16/x
  3. Step 3: Cross multiply
    1,427,217.49x = 2,140,292.85 × 574,001.16
  4. Step 4: Simplify right side
    1,427,217.49x = 1,228,530,578,639.71
  5. Step 5: Solve for x
    x = 1,228,530,578,639.71/1,427,217.49
  6. Step 6: Final answer
    x = 860,787.22

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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.