Home / 2,420,577.12-3,340,421.21-1,332,949.83

Finding the Fourth Proportional to 2,420,577.12, 3,340,421.21 and 1,332,949.83

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Solution

The fourth proportional to 2,420,577.12, 3,340,421.21 and 1,332,949.83 is: 1,839,484.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,420,577.12 : 3,340,421.21 = 1,332,949.83 : x
  2. Step 2: Convert to fraction form
    2,420,577.12/3,340,421.21 = 1,332,949.83/x
  3. Step 3: Cross multiply
    2,420,577.12x = 3,340,421.21 × 1,332,949.83
  4. Step 4: Simplify right side
    2,420,577.12x = 4,452,613,877,333.15
  5. Step 5: Solve for x
    x = 4,452,613,877,333.15/2,420,577.12
  6. Step 6: Final answer
    x = 1,839,484.41

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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.