Home / 1,691,812.80-2,537,834.40-493,732.80

Finding the Fourth Proportional to 1,691,812.80, 2,537,834.40 and 493,732.80

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Solution

The fourth proportional to 1,691,812.80, 2,537,834.40 and 493,732.80 is: 740,632.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,812.80 : 2,537,834.40 = 493,732.80 : x
  2. Step 2: Convert to fraction form
    1,691,812.80/2,537,834.40 = 493,732.80/x
  3. Step 3: Cross multiply
    1,691,812.80x = 2,537,834.40 × 493,732.80
  4. Step 4: Simplify right side
    1,691,812.80x = 1,253,012,084,248.32
  5. Step 5: Solve for x
    x = 1,253,012,084,248.32/1,691,812.80
  6. Step 6: Final answer
    x = 740,632.82

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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.