Home / 1,336,747.84-1,844,726.32-724,901.78

Finding the Fourth Proportional to 1,336,747.84, 1,844,726.32 and 724,901.78

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Solution

The fourth proportional to 1,336,747.84, 1,844,726.32 and 724,901.78 is: 1,000,372.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,747.84 : 1,844,726.32 = 724,901.78 : x
  2. Step 2: Convert to fraction form
    1,336,747.84/1,844,726.32 = 724,901.78/x
  3. Step 3: Cross multiply
    1,336,747.84x = 1,844,726.32 × 724,901.78
  4. Step 4: Simplify right side
    1,336,747.84x = 1,337,245,392,980.85
  5. Step 5: Solve for x
    x = 1,337,245,392,980.85/1,336,747.84
  6. Step 6: Final answer
    x = 1,000,372.21

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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.