Home / 1,337,561.49-2,005,920.77-438,793.79

Finding the Fourth Proportional to 1,337,561.49, 2,005,920.77 and 438,793.79

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Solution

The fourth proportional to 1,337,561.49, 2,005,920.77 and 438,793.79 is: 658,052.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,561.49 : 2,005,920.77 = 438,793.79 : x
  2. Step 2: Convert to fraction form
    1,337,561.49/2,005,920.77 = 438,793.79/x
  3. Step 3: Cross multiply
    1,337,561.49x = 2,005,920.77 × 438,793.79
  4. Step 4: Simplify right side
    1,337,561.49x = 880,185,564,884.45
  5. Step 5: Solve for x
    x = 880,185,564,884.45/1,337,561.49
  6. Step 6: Final answer
    x = 658,052.41

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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.