Home / 1,047,278.90-1,444,789.37-659,859.14

Finding the Fourth Proportional to 1,047,278.90, 1,444,789.37 and 659,859.14

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Solution

The fourth proportional to 1,047,278.90, 1,444,789.37 and 659,859.14 is: 910,318.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,047,278.90 : 1,444,789.37 = 659,859.14 : x
  2. Step 2: Convert to fraction form
    1,047,278.90/1,444,789.37 = 659,859.14/x
  3. Step 3: Cross multiply
    1,047,278.90x = 1,444,789.37 × 659,859.14
  4. Step 4: Simplify right side
    1,047,278.90x = 953,357,476,430.96
  5. Step 5: Solve for x
    x = 953,357,476,430.96/1,047,278.90
  6. Step 6: Final answer
    x = 910,318.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.