Home / 2,785,019.22-4,170,438.90-1,835,511.30

Finding the Fourth Proportional to 2,785,019.22, 4,170,438.90 and 1,835,511.30

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Solution

The fourth proportional to 2,785,019.22, 4,170,438.90 and 1,835,511.30 is: 2,748,594.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,785,019.22 : 4,170,438.90 = 1,835,511.30 : x
  2. Step 2: Convert to fraction form
    2,785,019.22/4,170,438.90 = 1,835,511.30/x
  3. Step 3: Cross multiply
    2,785,019.22x = 4,170,438.90 × 1,835,511.30
  4. Step 4: Simplify right side
    2,785,019.22x = 7,654,887,726,909.57
  5. Step 5: Solve for x
    x = 7,654,887,726,909.57/2,785,019.22
  6. Step 6: Final answer
    x = 2,748,594.22

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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.