Home / 2,221,048.85-3,063,488.51-1,532,996.78

Finding the Fourth Proportional to 2,221,048.85, 3,063,488.51 and 1,532,996.78

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Solution

The fourth proportional to 2,221,048.85, 3,063,488.51 and 1,532,996.78 is: 2,114,459.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,048.85 : 3,063,488.51 = 1,532,996.78 : x
  2. Step 2: Convert to fraction form
    2,221,048.85/3,063,488.51 = 1,532,996.78/x
  3. Step 3: Cross multiply
    2,221,048.85x = 3,063,488.51 × 1,532,996.78
  4. Step 4: Simplify right side
    2,221,048.85x = 4,696,318,009,912.05
  5. Step 5: Solve for x
    x = 4,696,318,009,912.05/2,221,048.85
  6. Step 6: Final answer
    x = 2,114,459.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.