Home / 2,688,082.10-4,032,123.15-1,792,286.90

Finding the Fourth Proportional to 2,688,082.10, 4,032,123.15 and 1,792,286.90

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Solution

The fourth proportional to 2,688,082.10, 4,032,123.15 and 1,792,286.90 is: 2,688,430.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,082.10 : 4,032,123.15 = 1,792,286.90 : x
  2. Step 2: Convert to fraction form
    2,688,082.10/4,032,123.15 = 1,792,286.90/x
  3. Step 3: Cross multiply
    2,688,082.10x = 4,032,123.15 × 1,792,286.90
  4. Step 4: Simplify right side
    2,688,082.10x = 7,226,721,500,931.74
  5. Step 5: Solve for x
    x = 7,226,721,500,931.74/2,688,082.10
  6. Step 6: Final answer
    x = 2,688,430.35

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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.