Home / 1,499,299.40-2,069,052.18-820,247.24

Finding the Fourth Proportional to 1,499,299.40, 2,069,052.18 and 820,247.24

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Solution

The fourth proportional to 1,499,299.40, 2,069,052.18 and 820,247.24 is: 1,131,951.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,499,299.40 : 2,069,052.18 = 820,247.24 : x
  2. Step 2: Convert to fraction form
    1,499,299.40/2,069,052.18 = 820,247.24/x
  3. Step 3: Cross multiply
    1,499,299.40x = 2,069,052.18 × 820,247.24
  4. Step 4: Simplify right side
    1,499,299.40x = 1,697,134,340,060.98
  5. Step 5: Solve for x
    x = 1,697,134,340,060.98/1,499,299.40
  6. Step 6: Final answer
    x = 1,131,951.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.