Home / 1,680,177.52-2,518,358.92-1,477,381.11

Finding the Fourth Proportional to 1,680,177.52, 2,518,358.92 and 1,477,381.11

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Solution

The fourth proportional to 1,680,177.52, 2,518,358.92 and 1,477,381.11 is: 2,214,394.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,680,177.52 : 2,518,358.92 = 1,477,381.11 : x
  2. Step 2: Convert to fraction form
    1,680,177.52/2,518,358.92 = 1,477,381.11/x
  3. Step 3: Cross multiply
    1,680,177.52x = 2,518,358.92 × 1,477,381.11
  4. Step 4: Simplify right side
    1,680,177.52x = 3,720,575,896,608.00
  5. Step 5: Solve for x
    x = 3,720,575,896,608.00/1,680,177.52
  6. Step 6: Final answer
    x = 2,214,394.52

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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.