Home / 3,141,272.08-4,711,347.17-835,778.45

Finding the Fourth Proportional to 3,141,272.08, 4,711,347.17 and 835,778.45

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Solution

The fourth proportional to 3,141,272.08, 4,711,347.17 and 835,778.45 is: 1,253,518.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141,272.08 : 4,711,347.17 = 835,778.45 : x
  2. Step 2: Convert to fraction form
    3,141,272.08/4,711,347.17 = 835,778.45/x
  3. Step 3: Cross multiply
    3,141,272.08x = 4,711,347.17 × 835,778.45
  4. Step 4: Simplify right side
    3,141,272.08x = 3,937,642,407,418.86
  5. Step 5: Solve for x
    x = 3,937,642,407,418.86/3,141,272.08
  6. Step 6: Final answer
    x = 1,253,518.42

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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.