Home / 1,336,738.10-1,844,699.06-724,890.69

Finding the Fourth Proportional to 1,336,738.10, 1,844,699.06 and 724,890.69

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Solution

The fourth proportional to 1,336,738.10, 1,844,699.06 and 724,890.69 is: 1,000,349.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,738.10 : 1,844,699.06 = 724,890.69 : x
  2. Step 2: Convert to fraction form
    1,336,738.10/1,844,699.06 = 724,890.69/x
  3. Step 3: Cross multiply
    1,336,738.10x = 1,844,699.06 × 724,890.69
  4. Step 4: Simplify right side
    1,336,738.10x = 1,337,205,176,257.98
  5. Step 5: Solve for x
    x = 1,337,205,176,257.98/1,336,738.10
  6. Step 6: Final answer
    x = 1,000,349.42

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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.