Home / 917,834.20-1,376,751.30-898,151.20

Finding the Fourth Proportional to 917,834.20, 1,376,751.30 and 898,151.20

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Solution

The fourth proportional to 917,834.20, 1,376,751.30 and 898,151.20 is: 1,347,226.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,834.20 : 1,376,751.30 = 898,151.20 : x
  2. Step 2: Convert to fraction form
    917,834.20/1,376,751.30 = 898,151.20/x
  3. Step 3: Cross multiply
    917,834.20x = 1,376,751.30 × 898,151.20
  4. Step 4: Simplify right side
    917,834.20x = 1,236,530,832,196.56
  5. Step 5: Solve for x
    x = 1,236,530,832,196.56/917,834.20
  6. Step 6: Final answer
    x = 1,347,226.80

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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.