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Finding the Fourth Proportional to 5,959,042.40, 8,938,563.60 and 1,471,318.40

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Solution

The fourth proportional to 5,959,042.40, 8,938,563.60 and 1,471,318.40 is: 2,206,977.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,959,042.40 : 8,938,563.60 = 1,471,318.40 : x
  2. Step 2: Convert to fraction form
    5,959,042.40/8,938,563.60 = 1,471,318.40/x
  3. Step 3: Cross multiply
    5,959,042.40x = 8,938,563.60 × 1,471,318.40
  4. Step 4: Simplify right side
    5,959,042.40x = 13,151,473,094,250.24
  5. Step 5: Solve for x
    x = 13,151,473,094,250.24/5,959,042.40
  6. Step 6: Final answer
    x = 2,206,977.60

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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.