Home / 5,320,077.93-7,981,238.54-1,725,565.23

Finding the Fourth Proportional to 5,320,077.93, 7,981,238.54 and 1,725,565.23

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Solution

The fourth proportional to 5,320,077.93, 7,981,238.54 and 1,725,565.23 is: 2,588,711.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320,077.93 : 7,981,238.54 = 1,725,565.23 : x
  2. Step 2: Convert to fraction form
    5,320,077.93/7,981,238.54 = 1,725,565.23/x
  3. Step 3: Cross multiply
    5,320,077.93x = 7,981,238.54 × 1,725,565.23
  4. Step 4: Simplify right side
    5,320,077.93x = 13,772,147,716,959.96
  5. Step 5: Solve for x
    x = 13,772,147,716,959.96/5,320,077.93
  6. Step 6: Final answer
    x = 2,588,711.65

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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.