Home / 1,758,617.80-2,634,816.30-1,491,123.40

Finding the Fourth Proportional to 1,758,617.80, 2,634,816.30 and 1,491,123.40

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Solution

The fourth proportional to 1,758,617.80, 2,634,816.30 and 1,491,123.40 is: 2,234,047.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,758,617.80 : 2,634,816.30 = 1,491,123.40 : x
  2. Step 2: Convert to fraction form
    1,758,617.80/2,634,816.30 = 1,491,123.40/x
  3. Step 3: Cross multiply
    1,758,617.80x = 2,634,816.30 × 1,491,123.40
  4. Step 4: Simplify right side
    1,758,617.80x = 3,928,836,239,631.42
  5. Step 5: Solve for x
    x = 3,928,836,239,631.42/1,758,617.80
  6. Step 6: Final answer
    x = 2,234,047.81

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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.