Home / 1,379,877.26-1,904,248.65-759,754.55

Finding the Fourth Proportional to 1,379,877.26, 1,904,248.65 and 759,754.55

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Solution

The fourth proportional to 1,379,877.26, 1,904,248.65 and 759,754.55 is: 1,048,471.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,379,877.26 : 1,904,248.65 = 759,754.55 : x
  2. Step 2: Convert to fraction form
    1,379,877.26/1,904,248.65 = 759,754.55/x
  3. Step 3: Cross multiply
    1,379,877.26x = 1,904,248.65 × 759,754.55
  4. Step 4: Simplify right side
    1,379,877.26x = 1,446,761,576,168.86
  5. Step 5: Solve for x
    x = 1,446,761,576,168.86/1,379,877.26
  6. Step 6: Final answer
    x = 1,048,471.21

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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.