Home / 918,281.20-1,376,077.20-823,511.20

Finding the Fourth Proportional to 918,281.20, 1,376,077.20 and 823,511.20

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Solution

The fourth proportional to 918,281.20, 1,376,077.20 and 823,511.20 is: 1,234,060.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    918,281.20 : 1,376,077.20 = 823,511.20 : x
  2. Step 2: Convert to fraction form
    918,281.20/1,376,077.20 = 823,511.20/x
  3. Step 3: Cross multiply
    918,281.20x = 1,376,077.20 × 823,511.20
  4. Step 4: Simplify right side
    918,281.20x = 1,133,214,986,264.64
  5. Step 5: Solve for x
    x = 1,133,214,986,264.64/918,281.20
  6. Step 6: Final answer
    x = 1,234,060.97

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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.