Home / 2,678,407.68-3,695,627.52-1,591,045.92

Finding the Fourth Proportional to 2,678,407.68, 3,695,627.52 and 1,591,045.92

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Solution

The fourth proportional to 2,678,407.68, 3,695,627.52 and 1,591,045.92 is: 2,195,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,678,407.68 : 3,695,627.52 = 1,591,045.92 : x
  2. Step 2: Convert to fraction form
    2,678,407.68/3,695,627.52 = 1,591,045.92/x
  3. Step 3: Cross multiply
    2,678,407.68x = 3,695,627.52 × 1,591,045.92
  4. Step 4: Simplify right side
    2,678,407.68x = 5,879,913,087,535.72
  5. Step 5: Solve for x
    x = 5,879,913,087,535.72/2,678,407.68
  6. Step 6: Final answer
    x = 2,195,301.76

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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.