Home / 1,239,266.56-1,858,724.16-397,707.52

Finding the Fourth Proportional to 1,239,266.56, 1,858,724.16 and 397,707.52

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Solution

The fourth proportional to 1,239,266.56, 1,858,724.16 and 397,707.52 is: 596,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,239,266.56 : 1,858,724.16 = 397,707.52 : x
  2. Step 2: Convert to fraction form
    1,239,266.56/1,858,724.16 = 397,707.52/x
  3. Step 3: Cross multiply
    1,239,266.56x = 1,858,724.16 × 397,707.52
  4. Step 4: Simplify right side
    1,239,266.56x = 739,228,576,037.68
  5. Step 5: Solve for x
    x = 739,228,576,037.68/1,239,266.56
  6. Step 6: Final answer
    x = 596,504.90

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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.