Home / 1,230,453.28-1,846,095.52-775,387.20

Finding the Fourth Proportional to 1,230,453.28, 1,846,095.52 and 775,387.20

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Solution

The fourth proportional to 1,230,453.28, 1,846,095.52 and 775,387.20 is: 1,163,342.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,453.28 : 1,846,095.52 = 775,387.20 : x
  2. Step 2: Convert to fraction form
    1,230,453.28/1,846,095.52 = 775,387.20/x
  3. Step 3: Cross multiply
    1,230,453.28x = 1,846,095.52 × 775,387.20
  4. Step 4: Simplify right side
    1,230,453.28x = 1,431,438,836,185.34
  5. Step 5: Solve for x
    x = 1,431,438,836,185.34/1,230,453.28
  6. Step 6: Final answer
    x = 1,163,342.70

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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.