Home / 1,451,080.72-2,176,846.44-740,724.40

Finding the Fourth Proportional to 1,451,080.72, 2,176,846.44 and 740,724.40

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Solution

The fourth proportional to 1,451,080.72, 2,176,846.44 and 740,724.40 is: 1,111,201.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451,080.72 : 2,176,846.44 = 740,724.40 : x
  2. Step 2: Convert to fraction form
    1,451,080.72/2,176,846.44 = 740,724.40/x
  3. Step 3: Cross multiply
    1,451,080.72x = 2,176,846.44 × 740,724.40
  4. Step 4: Simplify right side
    1,451,080.72x = 1,612,443,273,161.14
  5. Step 5: Solve for x
    x = 1,612,443,273,161.14/1,451,080.72
  6. Step 6: Final answer
    x = 1,111,201.64

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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.