Home / 1,122,987.44-1,684,233-324,095.18

Finding the Fourth Proportional to 1,122,987.44, 1,684,233 and 324,095.18

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Solution

The fourth proportional to 1,122,987.44, 1,684,233 and 324,095.18 is: 486,071.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,987.44 : 1,684,233 = 324,095.18 : x
  2. Step 2: Convert to fraction form
    1,122,987.44/1,684,233 = 324,095.18/x
  3. Step 3: Cross multiply
    1,122,987.44x = 1,684,233 × 324,095.18
  4. Step 4: Simplify right side
    1,122,987.44x = 545,851,788,875.78
  5. Step 5: Solve for x
    x = 545,851,788,875.78/1,122,987.44
  6. Step 6: Final answer
    x = 486,071.14

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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.