Home / 2,391,678.77-3,299,688.70-1,532,712.65

Finding the Fourth Proportional to 2,391,678.77, 3,299,688.70 and 1,532,712.65

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Solution

The fourth proportional to 2,391,678.77, 3,299,688.70 and 1,532,712.65 is: 2,114,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,391,678.77 : 3,299,688.70 = 1,532,712.65 : x
  2. Step 2: Convert to fraction form
    2,391,678.77/3,299,688.70 = 1,532,712.65/x
  3. Step 3: Cross multiply
    2,391,678.77x = 3,299,688.70 × 1,532,712.65
  4. Step 4: Simplify right side
    2,391,678.77x = 5,057,474,591,221.83
  5. Step 5: Solve for x
    x = 5,057,474,591,221.83/2,391,678.77
  6. Step 6: Final answer
    x = 2,114,612.83

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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.