Home / 1,781,414.78-2,672,084.77-433,584.90

Finding the Fourth Proportional to 1,781,414.78, 2,672,084.77 and 433,584.90

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Solution

The fourth proportional to 1,781,414.78, 2,672,084.77 and 433,584.90 is: 650,368.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,414.78 : 2,672,084.77 = 433,584.90 : x
  2. Step 2: Convert to fraction form
    1,781,414.78/2,672,084.77 = 433,584.90/x
  3. Step 3: Cross multiply
    1,781,414.78x = 2,672,084.77 × 433,584.90
  4. Step 4: Simplify right side
    1,781,414.78x = 1,158,575,606,708.01
  5. Step 5: Solve for x
    x = 1,158,575,606,708.01/1,781,414.78
  6. Step 6: Final answer
    x = 650,368.25

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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.