Home / 1,337,211.36-1,845,343.71-725,365.29

Finding the Fourth Proportional to 1,337,211.36, 1,845,343.71 and 725,365.29

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Solution

The fourth proportional to 1,337,211.36, 1,845,343.71 and 725,365.29 is: 1,000,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,211.36 : 1,845,343.71 = 725,365.29 : x
  2. Step 2: Convert to fraction form
    1,337,211.36/1,845,343.71 = 725,365.29/x
  3. Step 3: Cross multiply
    1,337,211.36x = 1,845,343.71 × 725,365.29
  4. Step 4: Simplify right side
    1,337,211.36x = 1,338,548,275,353.83
  5. Step 5: Solve for x
    x = 1,338,548,275,353.83/1,337,211.36
  6. Step 6: Final answer
    x = 1,000,999.78

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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.