Home / 1,620,295.92-2,428,941.51-555,084.90

Finding the Fourth Proportional to 1,620,295.92, 2,428,941.51 and 555,084.90

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Solution

The fourth proportional to 1,620,295.92, 2,428,941.51 and 555,084.90 is: 832,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,295.92 : 2,428,941.51 = 555,084.90 : x
  2. Step 2: Convert to fraction form
    1,620,295.92/2,428,941.51 = 555,084.90/x
  3. Step 3: Cross multiply
    1,620,295.92x = 2,428,941.51 × 555,084.90
  4. Step 4: Simplify right side
    1,620,295.92x = 1,348,268,755,184.20
  5. Step 5: Solve for x
    x = 1,348,268,755,184.20/1,620,295.92
  6. Step 6: Final answer
    x = 832,112.66

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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.