Home / 1,722,775.96-2,585,760.81-870,446.66

Finding the Fourth Proportional to 1,722,775.96, 2,585,760.81 and 870,446.66

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Solution

The fourth proportional to 1,722,775.96, 2,585,760.81 and 870,446.66 is: 1,306,476.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,775.96 : 2,585,760.81 = 870,446.66 : x
  2. Step 2: Convert to fraction form
    1,722,775.96/2,585,760.81 = 870,446.66/x
  3. Step 3: Cross multiply
    1,722,775.96x = 2,585,760.81 × 870,446.66
  4. Step 4: Simplify right side
    1,722,775.96x = 2,250,766,860,623.39
  5. Step 5: Solve for x
    x = 2,250,766,860,623.39/1,722,775.96
  6. Step 6: Final answer
    x = 1,306,476.82

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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.