Home / 1,617,042.60-2,425,679.10-495,109.80

Finding the Fourth Proportional to 1,617,042.60, 2,425,679.10 and 495,109.80

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Solution

The fourth proportional to 1,617,042.60, 2,425,679.10 and 495,109.80 is: 742,699.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,042.60 : 2,425,679.10 = 495,109.80 : x
  2. Step 2: Convert to fraction form
    1,617,042.60/2,425,679.10 = 495,109.80/x
  3. Step 3: Cross multiply
    1,617,042.60x = 2,425,679.10 × 495,109.80
  4. Step 4: Simplify right side
    1,617,042.60x = 1,200,977,494,065.18
  5. Step 5: Solve for x
    x = 1,200,977,494,065.18/1,617,042.60
  6. Step 6: Final answer
    x = 742,699.97

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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.