Home / 1,874,114.72-2,812,328.80-736,677.92

Finding the Fourth Proportional to 1,874,114.72, 2,812,328.80 and 736,677.92

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Solution

The fourth proportional to 1,874,114.72, 2,812,328.80 and 736,677.92 is: 1,105,471.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,114.72 : 2,812,328.80 = 736,677.92 : x
  2. Step 2: Convert to fraction form
    1,874,114.72/2,812,328.80 = 736,677.92/x
  3. Step 3: Cross multiply
    1,874,114.72x = 2,812,328.80 × 736,677.92
  4. Step 4: Simplify right side
    1,874,114.72x = 2,071,780,530,740.10
  5. Step 5: Solve for x
    x = 2,071,780,530,740.10/1,874,114.72
  6. Step 6: Final answer
    x = 1,105,471.56

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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.