Home / 870,487.23-1,307,095.90-737,297.11

Finding the Fourth Proportional to 870,487.23, 1,307,095.90 and 737,297.11

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Solution

The fourth proportional to 870,487.23, 1,307,095.90 and 737,297.11 is: 1,107,101.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    870,487.23 : 1,307,095.90 = 737,297.11 : x
  2. Step 2: Convert to fraction form
    870,487.23/1,307,095.90 = 737,297.11/x
  3. Step 3: Cross multiply
    870,487.23x = 1,307,095.90 × 737,297.11
  4. Step 4: Simplify right side
    870,487.23x = 963,718,029,562.85
  5. Step 5: Solve for x
    x = 963,718,029,562.85/870,487.23
  6. Step 6: Final answer
    x = 1,107,101.86

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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.