Home / 1,337,133.86-1,845,235.59-725,284.16

Finding the Fourth Proportional to 1,337,133.86, 1,845,235.59 and 725,284.16

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Solution

The fourth proportional to 1,337,133.86, 1,845,235.59 and 725,284.16 is: 1,000,887.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,133.86 : 1,845,235.59 = 725,284.16 : x
  2. Step 2: Convert to fraction form
    1,337,133.86/1,845,235.59 = 725,284.16/x
  3. Step 3: Cross multiply
    1,337,133.86x = 1,845,235.59 × 725,284.16
  4. Step 4: Simplify right side
    1,337,133.86x = 1,338,320,144,895.25
  5. Step 5: Solve for x
    x = 1,338,320,144,895.25/1,337,133.86
  6. Step 6: Final answer
    x = 1,000,887.18

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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.