Home / 2,147,612.32-3,221,437.91-651,704.32

Finding the Fourth Proportional to 2,147,612.32, 3,221,437.91 and 651,704.32

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Solution

The fourth proportional to 2,147,612.32, 3,221,437.91 and 651,704.32 is: 977,562.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,612.32 : 3,221,437.91 = 651,704.32 : x
  2. Step 2: Convert to fraction form
    2,147,612.32/3,221,437.91 = 651,704.32/x
  3. Step 3: Cross multiply
    2,147,612.32x = 3,221,437.91 × 651,704.32
  4. Step 4: Simplify right side
    2,147,612.32x = 2,099,424,986,451.58
  5. Step 5: Solve for x
    x = 2,099,424,986,451.58/2,147,612.32
  6. Step 6: Final answer
    x = 977,562.37

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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.