Home / 1,622,471-2,432,996.46-769,785.74

Finding the Fourth Proportional to 1,622,471, 2,432,996.46 and 769,785.74

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Solution

The fourth proportional to 1,622,471, 2,432,996.46 and 769,785.74 is: 1,154,341.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,471 : 2,432,996.46 = 769,785.74 : x
  2. Step 2: Convert to fraction form
    1,622,471/2,432,996.46 = 769,785.74/x
  3. Step 3: Cross multiply
    1,622,471x = 2,432,996.46 × 769,785.74
  4. Step 4: Simplify right side
    1,622,471x = 1,872,885,980,378.48
  5. Step 5: Solve for x
    x = 1,872,885,980,378.48/1,622,471
  6. Step 6: Final answer
    x = 1,154,341.73

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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.