Home / 3,472,123.20-4,789,409.76-2,294,720.16

Finding the Fourth Proportional to 3,472,123.20, 4,789,409.76 and 2,294,720.16

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Solution

The fourth proportional to 3,472,123.20, 4,789,409.76 and 2,294,720.16 is: 3,165,312.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,472,123.20 : 4,789,409.76 = 2,294,720.16 : x
  2. Step 2: Convert to fraction form
    3,472,123.20/4,789,409.76 = 2,294,720.16/x
  3. Step 3: Cross multiply
    3,472,123.20x = 4,789,409.76 × 2,294,720.16
  4. Step 4: Simplify right side
    3,472,123.20x = 10,990,355,130,772.76
  5. Step 5: Solve for x
    x = 10,990,355,130,772.76/3,472,123.20
  6. Step 6: Final answer
    x = 3,165,312.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.