Home / 1,240,720.07-1,860,063-441,546.53

Finding the Fourth Proportional to 1,240,720.07, 1,860,063 and 441,546.53

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Solution

The fourth proportional to 1,240,720.07, 1,860,063 and 441,546.53 is: 661,957.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,240,720.07 : 1,860,063 = 441,546.53 : x
  2. Step 2: Convert to fraction form
    1,240,720.07/1,860,063 = 441,546.53/x
  3. Step 3: Cross multiply
    1,240,720.07x = 1,860,063 × 441,546.53
  4. Step 4: Simplify right side
    1,240,720.07x = 821,304,363,231.39
  5. Step 5: Solve for x
    x = 821,304,363,231.39/1,240,720.07
  6. Step 6: Final answer
    x = 661,957.83

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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.