Home / 1,349,505.91-1,862,318.03-737,661.13

Finding the Fourth Proportional to 1,349,505.91, 1,862,318.03 and 737,661.13

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Solution

The fourth proportional to 1,349,505.91, 1,862,318.03 and 737,661.13 is: 1,017,972.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,505.91 : 1,862,318.03 = 737,661.13 : x
  2. Step 2: Convert to fraction form
    1,349,505.91/1,862,318.03 = 737,661.13/x
  3. Step 3: Cross multiply
    1,349,505.91x = 1,862,318.03 × 737,661.13
  4. Step 4: Simplify right side
    1,349,505.91x = 1,373,759,621,068.77
  5. Step 5: Solve for x
    x = 1,373,759,621,068.77/1,349,505.91
  6. Step 6: Final answer
    x = 1,017,972.29

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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.