Home / 1,152,979.56-1,729,028.70-553,773.96

Finding the Fourth Proportional to 1,152,979.56, 1,729,028.70 and 553,773.96

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Solution

The fourth proportional to 1,152,979.56, 1,729,028.70 and 553,773.96 is: 830,449.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,152,979.56 : 1,729,028.70 = 553,773.96 : x
  2. Step 2: Convert to fraction form
    1,152,979.56/1,729,028.70 = 553,773.96/x
  3. Step 3: Cross multiply
    1,152,979.56x = 1,729,028.70 × 553,773.96
  4. Step 4: Simplify right side
    1,152,979.56x = 957,491,070,152.65
  5. Step 5: Solve for x
    x = 957,491,070,152.65/1,152,979.56
  6. Step 6: Final answer
    x = 830,449.30

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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.