Home / 1,487,040.26-2,230,608.89-707,884.05

Finding the Fourth Proportional to 1,487,040.26, 2,230,608.89 and 707,884.05

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Solution

The fourth proportional to 1,487,040.26, 2,230,608.89 and 707,884.05 is: 1,061,849.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,487,040.26 : 2,230,608.89 = 707,884.05 : x
  2. Step 2: Convert to fraction form
    1,487,040.26/2,230,608.89 = 707,884.05/x
  3. Step 3: Cross multiply
    1,487,040.26x = 2,230,608.89 × 707,884.05
  4. Step 4: Simplify right side
    1,487,040.26x = 1,579,012,451,479.78
  5. Step 5: Solve for x
    x = 1,579,012,451,479.78/1,487,040.26
  6. Step 6: Final answer
    x = 1,061,849.16

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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.