Home / 1,155,254.22-1,732,143.18-555,021.12

Finding the Fourth Proportional to 1,155,254.22, 1,732,143.18 and 555,021.12

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Solution

The fourth proportional to 1,155,254.22, 1,732,143.18 and 555,021.12 is: 832,177.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,155,254.22 : 1,732,143.18 = 555,021.12 : x
  2. Step 2: Convert to fraction form
    1,155,254.22/1,732,143.18 = 555,021.12/x
  3. Step 3: Cross multiply
    1,155,254.22x = 1,732,143.18 × 555,021.12
  4. Step 4: Simplify right side
    1,155,254.22x = 961,376,047,763.96
  5. Step 5: Solve for x
    x = 961,376,047,763.96/1,155,254.22
  6. Step 6: Final answer
    x = 832,177.05

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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.