Home / 2,861,730.30-4,292,595.45-731,981.10

Finding the Fourth Proportional to 2,861,730.30, 4,292,595.45 and 731,981.10

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Solution

The fourth proportional to 2,861,730.30, 4,292,595.45 and 731,981.10 is: 1,097,971.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,861,730.30 : 4,292,595.45 = 731,981.10 : x
  2. Step 2: Convert to fraction form
    2,861,730.30/4,292,595.45 = 731,981.10/x
  3. Step 3: Cross multiply
    2,861,730.30x = 4,292,595.45 × 731,981.10
  4. Step 4: Simplify right side
    2,861,730.30x = 3,142,098,739,346.00
  5. Step 5: Solve for x
    x = 3,142,098,739,346.00/2,861,730.30
  6. Step 6: Final answer
    x = 1,097,971.65

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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.