Home / 1,273,337.12-1,909,798.09-374,568.66

Finding the Fourth Proportional to 1,273,337.12, 1,909,798.09 and 374,568.66

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Solution

The fourth proportional to 1,273,337.12, 1,909,798.09 and 374,568.66 is: 561,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,337.12 : 1,909,798.09 = 374,568.66 : x
  2. Step 2: Convert to fraction form
    1,273,337.12/1,909,798.09 = 374,568.66/x
  3. Step 3: Cross multiply
    1,273,337.12x = 1,909,798.09 × 374,568.66
  4. Step 4: Simplify right side
    1,273,337.12x = 715,350,510,505.44
  5. Step 5: Solve for x
    x = 715,350,510,505.44/1,273,337.12
  6. Step 6: Final answer
    x = 561,791.93

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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.