Home / 824,793.57-1,137,810.66-715,744.89

Finding the Fourth Proportional to 824,793.57, 1,137,810.66 and 715,744.89

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Solution

The fourth proportional to 824,793.57, 1,137,810.66 and 715,744.89 is: 987,376.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,793.57 : 1,137,810.66 = 715,744.89 : x
  2. Step 2: Convert to fraction form
    824,793.57/1,137,810.66 = 715,744.89/x
  3. Step 3: Cross multiply
    824,793.57x = 1,137,810.66 × 715,744.89
  4. Step 4: Simplify right side
    824,793.57x = 814,382,165,682.53
  5. Step 5: Solve for x
    x = 814,382,165,682.53/824,793.57
  6. Step 6: Final answer
    x = 987,376.96

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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.