Home / 983,608.20-1,475,412.30-894,961.80

Finding the Fourth Proportional to 983,608.20, 1,475,412.30 and 894,961.80

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Solution

The fourth proportional to 983,608.20, 1,475,412.30 and 894,961.80 is: 1,342,442.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,608.20 : 1,475,412.30 = 894,961.80 : x
  2. Step 2: Convert to fraction form
    983,608.20/1,475,412.30 = 894,961.80/x
  3. Step 3: Cross multiply
    983,608.20x = 1,475,412.30 × 894,961.80
  4. Step 4: Simplify right side
    983,608.20x = 1,320,437,647,750.14
  5. Step 5: Solve for x
    x = 1,320,437,647,750.14/983,608.20
  6. Step 6: Final answer
    x = 1,342,442.70

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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.