Home / 3,142,609.59-4,711,985.20-1,221,277.41

Finding the Fourth Proportional to 3,142,609.59, 4,711,985.20 and 1,221,277.41

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Solution

The fourth proportional to 3,142,609.59, 4,711,985.20 and 1,221,277.41 is: 1,831,166.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,142,609.59 : 4,711,985.20 = 1,221,277.41 : x
  2. Step 2: Convert to fraction form
    3,142,609.59/4,711,985.20 = 1,221,277.41/x
  3. Step 3: Cross multiply
    3,142,609.59x = 4,711,985.20 × 1,221,277.41
  4. Step 4: Simplify right side
    3,142,609.59x = 5,754,641,069,234.37
  5. Step 5: Solve for x
    x = 5,754,641,069,234.37/3,142,609.59
  6. Step 6: Final answer
    x = 1,831,166.39

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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.