Home / 1,304,657.60-1,800,442.08-723,891.24

Finding the Fourth Proportional to 1,304,657.60, 1,800,442.08 and 723,891.24

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Solution

The fourth proportional to 1,304,657.60, 1,800,442.08 and 723,891.24 is: 998,978.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,304,657.60 : 1,800,442.08 = 723,891.24 : x
  2. Step 2: Convert to fraction form
    1,304,657.60/1,800,442.08 = 723,891.24/x
  3. Step 3: Cross multiply
    1,304,657.60x = 1,800,442.08 × 723,891.24
  4. Step 4: Simplify right side
    1,304,657.60x = 1,303,324,249,839.38
  5. Step 5: Solve for x
    x = 1,303,324,249,839.38/1,304,657.60
  6. Step 6: Final answer
    x = 998,978.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.