Home / 1,112,036.88-1,667,423.36-437,753.04

Finding the Fourth Proportional to 1,112,036.88, 1,667,423.36 and 437,753.04

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Solution

The fourth proportional to 1,112,036.88, 1,667,423.36 and 437,753.04 is: 656,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,036.88 : 1,667,423.36 = 437,753.04 : x
  2. Step 2: Convert to fraction form
    1,112,036.88/1,667,423.36 = 437,753.04/x
  3. Step 3: Cross multiply
    1,112,036.88x = 1,667,423.36 × 437,753.04
  4. Step 4: Simplify right side
    1,112,036.88x = 729,919,644,807.01
  5. Step 5: Solve for x
    x = 729,919,644,807.01/1,112,036.88
  6. Step 6: Final answer
    x = 656,380.79

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1.5x scale

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.