Home / 1,155,256.22-1,732,146.18-555,023.12

Finding the Fourth Proportional to 1,155,256.22, 1,732,146.18 and 555,023.12

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Solution

The fourth proportional to 1,155,256.22, 1,732,146.18 and 555,023.12 is: 832,180.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,256.22 : 1,732,146.18 = 555,023.12 : x
  2. Step 2: Convert to fraction form
    1,155,256.22/1,732,146.18 = 555,023.12/x
  3. Step 3: Cross multiply
    1,155,256.22x = 1,732,146.18 × 555,023.12
  4. Step 4: Simplify right side
    1,155,256.22x = 961,381,177,119.68
  5. Step 5: Solve for x
    x = 961,381,177,119.68/1,155,256.22
  6. Step 6: Final answer
    x = 832,180.05

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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.