Home / 2,249,712.80-3,374,865.20-830,765.60

Finding the Fourth Proportional to 2,249,712.80, 3,374,865.20 and 830,765.60

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Solution

The fourth proportional to 2,249,712.80, 3,374,865.20 and 830,765.60 is: 1,246,257.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,249,712.80 : 3,374,865.20 = 830,765.60 : x
  2. Step 2: Convert to fraction form
    2,249,712.80/3,374,865.20 = 830,765.60/x
  3. Step 3: Cross multiply
    2,249,712.80x = 3,374,865.20 × 830,765.60
  4. Step 4: Simplify right side
    2,249,712.80x = 2,803,721,912,797.12
  5. Step 5: Solve for x
    x = 2,803,721,912,797.12/2,249,712.80
  6. Step 6: Final answer
    x = 1,246,257.71

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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.