Home / 1,757,617.60-2,636,858.40-495,428.80

Finding the Fourth Proportional to 1,757,617.60, 2,636,858.40 and 495,428.80

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Solution

The fourth proportional to 1,757,617.60, 2,636,858.40 and 495,428.80 is: 743,264.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,757,617.60 : 2,636,858.40 = 495,428.80 : x
  2. Step 2: Convert to fraction form
    1,757,617.60/2,636,858.40 = 495,428.80/x
  3. Step 3: Cross multiply
    1,757,617.60x = 2,636,858.40 × 495,428.80
  4. Step 4: Simplify right side
    1,757,617.60x = 1,306,375,592,881.92
  5. Step 5: Solve for x
    x = 1,306,375,592,881.92/1,757,617.60
  6. Step 6: Final answer
    x = 743,264.97

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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.