Home / 3,132,911.66-4,695,730.65-1,186,402.88

Finding the Fourth Proportional to 3,132,911.66, 4,695,730.65 and 1,186,402.88

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Solution

The fourth proportional to 3,132,911.66, 4,695,730.65 and 1,186,402.88 is: 1,778,227.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132,911.66 : 4,695,730.65 = 1,186,402.88 : x
  2. Step 2: Convert to fraction form
    3,132,911.66/4,695,730.65 = 1,186,402.88/x
  3. Step 3: Cross multiply
    3,132,911.66x = 4,695,730.65 × 1,186,402.88
  4. Step 4: Simplify right side
    3,132,911.66x = 5,571,028,378,603.60
  5. Step 5: Solve for x
    x = 5,571,028,378,603.60/3,132,911.66
  6. Step 6: Final answer
    x = 1,778,227.09

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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.