Home / 1,226,621.40-1,841,900.40-829,024.80

Finding the Fourth Proportional to 1,226,621.40, 1,841,900.40 and 829,024.80

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Solution

The fourth proportional to 1,226,621.40, 1,841,900.40 and 829,024.80 is: 1,244,867.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,621.40 : 1,841,900.40 = 829,024.80 : x
  2. Step 2: Convert to fraction form
    1,226,621.40/1,841,900.40 = 829,024.80/x
  3. Step 3: Cross multiply
    1,226,621.40x = 1,841,900.40 × 829,024.80
  4. Step 4: Simplify right side
    1,226,621.40x = 1,526,981,110,729.92
  5. Step 5: Solve for x
    x = 1,526,981,110,729.92/1,226,621.40
  6. Step 6: Final answer
    x = 1,244,867.50

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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.