Home / 990,367.40-1,483,128.33-894,519.92

Finding the Fourth Proportional to 990,367.40, 1,483,128.33 and 894,519.92

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Solution

The fourth proportional to 990,367.40, 1,483,128.33 and 894,519.92 is: 1,339,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,367.40 : 1,483,128.33 = 894,519.92 : x
  2. Step 2: Convert to fraction form
    990,367.40/1,483,128.33 = 894,519.92/x
  3. Step 3: Cross multiply
    990,367.40x = 1,483,128.33 × 894,519.92
  4. Step 4: Simplify right side
    990,367.40x = 1,326,687,835,101.33
  5. Step 5: Solve for x
    x = 1,326,687,835,101.33/990,367.40
  6. Step 6: Final answer
    x = 1,339,591.59

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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.