Home / 1,437,976.67-1,985,126.90-894,287.62

Finding the Fourth Proportional to 1,437,976.67, 1,985,126.90 and 894,287.62

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Solution

The fourth proportional to 1,437,976.67, 1,985,126.90 and 894,287.62 is: 1,234,564.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,976.67 : 1,985,126.90 = 894,287.62 : x
  2. Step 2: Convert to fraction form
    1,437,976.67/1,985,126.90 = 894,287.62/x
  3. Step 3: Cross multiply
    1,437,976.67x = 1,985,126.90 × 894,287.62
  4. Step 4: Simplify right side
    1,437,976.67x = 1,775,274,400,873.34
  5. Step 5: Solve for x
    x = 1,775,274,400,873.34/1,437,976.67
  6. Step 6: Final answer
    x = 1,234,564.12

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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.