Home / 1,644,549.30-2,465,657.55-746,421.30

Finding the Fourth Proportional to 1,644,549.30, 2,465,657.55 and 746,421.30

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Solution

The fourth proportional to 1,644,549.30, 2,465,657.55 and 746,421.30 is: 1,119,102.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,644,549.30 : 2,465,657.55 = 746,421.30 : x
  2. Step 2: Convert to fraction form
    1,644,549.30/2,465,657.55 = 746,421.30/x
  3. Step 3: Cross multiply
    1,644,549.30x = 2,465,657.55 × 746,421.30
  4. Step 4: Simplify right side
    1,644,549.30x = 1,840,419,313,825.82
  5. Step 5: Solve for x
    x = 1,840,419,313,825.82/1,644,549.30
  6. Step 6: Final answer
    x = 1,119,102.55

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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.