Home / 887,937.30-1,332,003.15-859,943.70

Finding the Fourth Proportional to 887,937.30, 1,332,003.15 and 859,943.70

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Solution

The fourth proportional to 887,937.30, 1,332,003.15 and 859,943.70 is: 1,290,009.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,937.30 : 1,332,003.15 = 859,943.70 : x
  2. Step 2: Convert to fraction form
    887,937.30/1,332,003.15 = 859,943.70/x
  3. Step 3: Cross multiply
    887,937.30x = 1,332,003.15 × 859,943.70
  4. Step 4: Simplify right side
    887,937.30x = 1,145,447,717,222.65
  5. Step 5: Solve for x
    x = 1,145,447,717,222.65/887,937.30
  6. Step 6: Final answer
    x = 1,290,009.69

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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.