Home / 1,617,190.80-2,425,786.20-495,259.80

Finding the Fourth Proportional to 1,617,190.80, 2,425,786.20 and 495,259.80

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Solution

The fourth proportional to 1,617,190.80, 2,425,786.20 and 495,259.80 is: 742,889.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,190.80 : 2,425,786.20 = 495,259.80 : x
  2. Step 2: Convert to fraction form
    1,617,190.80/2,425,786.20 = 495,259.80/x
  3. Step 3: Cross multiply
    1,617,190.80x = 2,425,786.20 × 495,259.80
  4. Step 4: Simplify right side
    1,617,190.80x = 1,201,394,388,254.76
  5. Step 5: Solve for x
    x = 1,201,394,388,254.76/1,617,190.80
  6. Step 6: Final answer
    x = 742,889.70

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Double scale
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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.