Home / 1,259,177.74-1,888,952.50-449,499.31

Finding the Fourth Proportional to 1,259,177.74, 1,888,952.50 and 449,499.31

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Solution

The fourth proportional to 1,259,177.74, 1,888,952.50 and 449,499.31 is: 674,315.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,177.74 : 1,888,952.50 = 449,499.31 : x
  2. Step 2: Convert to fraction form
    1,259,177.74/1,888,952.50 = 449,499.31/x
  3. Step 3: Cross multiply
    1,259,177.74x = 1,888,952.50 × 449,499.31
  4. Step 4: Simplify right side
    1,259,177.74x = 849,082,835,928.01
  5. Step 5: Solve for x
    x = 849,082,835,928.01/1,259,177.74
  6. Step 6: Final answer
    x = 674,315.32

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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.