Home / 1,809,678.28-2,714,515.12-461,840.91

Finding the Fourth Proportional to 1,809,678.28, 2,714,515.12 and 461,840.91

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Solution

The fourth proportional to 1,809,678.28, 2,714,515.12 and 461,840.91 is: 692,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,678.28 : 2,714,515.12 = 461,840.91 : x
  2. Step 2: Convert to fraction form
    1,809,678.28/2,714,515.12 = 461,840.91/x
  3. Step 3: Cross multiply
    1,809,678.28x = 2,714,515.12 × 461,840.91
  4. Step 4: Simplify right side
    1,809,678.28x = 1,253,674,133,229.56
  5. Step 5: Solve for x
    x = 1,253,674,133,229.56/1,809,678.28
  6. Step 6: Final answer
    x = 692,760.78

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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.