Home / 1,209,598.47-1,669,246.04-658,316.25

Finding the Fourth Proportional to 1,209,598.47, 1,669,246.04 and 658,316.25

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Solution

The fourth proportional to 1,209,598.47, 1,669,246.04 and 658,316.25 is: 908,476.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,209,598.47 : 1,669,246.04 = 658,316.25 : x
  2. Step 2: Convert to fraction form
    1,209,598.47/1,669,246.04 = 658,316.25/x
  3. Step 3: Cross multiply
    1,209,598.47x = 1,669,246.04 × 658,316.25
  4. Step 4: Simplify right side
    1,209,598.47x = 1,098,891,793,380.15
  5. Step 5: Solve for x
    x = 1,098,891,793,380.15/1,209,598.47
  6. Step 6: Final answer
    x = 908,476.51

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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.