Home / 900,007.70-1,348,456.35-741,377.30

Finding the Fourth Proportional to 900,007.70, 1,348,456.35 and 741,377.30

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Solution

The fourth proportional to 900,007.70, 1,348,456.35 and 741,377.30 is: 1,110,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    900,007.70 : 1,348,456.35 = 741,377.30 : x
  2. Step 2: Convert to fraction form
    900,007.70/1,348,456.35 = 741,377.30/x
  3. Step 3: Cross multiply
    900,007.70x = 1,348,456.35 × 741,377.30
  4. Step 4: Simplify right side
    900,007.70x = 999,714,927,930.86
  5. Step 5: Solve for x
    x = 999,714,927,930.86/900,007.70
  6. Step 6: Final answer
    x = 1,110,784.86

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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.