Home / 1,339,007.78-1,847,825.04-727,156.26

Finding the Fourth Proportional to 1,339,007.78, 1,847,825.04 and 727,156.26

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Solution

The fourth proportional to 1,339,007.78, 1,847,825.04 and 727,156.26 is: 1,003,472.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,007.78 : 1,847,825.04 = 727,156.26 : x
  2. Step 2: Convert to fraction form
    1,339,007.78/1,847,825.04 = 727,156.26/x
  3. Step 3: Cross multiply
    1,339,007.78x = 1,847,825.04 × 727,156.26
  4. Step 4: Simplify right side
    1,339,007.78x = 1,343,657,545,220.75
  5. Step 5: Solve for x
    x = 1,343,657,545,220.75/1,339,007.78
  6. Step 6: Final answer
    x = 1,003,472.55

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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.