Home / 1,672,332.76-2,307,862.14-908,430.04

Finding the Fourth Proportional to 1,672,332.76, 2,307,862.14 and 908,430.04

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Solution

The fourth proportional to 1,672,332.76, 2,307,862.14 and 908,430.04 is: 1,253,656.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,332.76 : 2,307,862.14 = 908,430.04 : x
  2. Step 2: Convert to fraction form
    1,672,332.76/2,307,862.14 = 908,430.04/x
  3. Step 3: Cross multiply
    1,672,332.76x = 2,307,862.14 × 908,430.04
  4. Step 4: Simplify right side
    1,672,332.76x = 2,096,531,296,154.69
  5. Step 5: Solve for x
    x = 2,096,531,296,154.69/1,672,332.76
  6. Step 6: Final answer
    x = 1,253,656.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.