Home / 1,127,949.42-1,692,023.58-318,341.04

Finding the Fourth Proportional to 1,127,949.42, 1,692,023.58 and 318,341.04

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Solution

The fourth proportional to 1,127,949.42, 1,692,023.58 and 318,341.04 is: 477,539.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,127,949.42 : 1,692,023.58 = 318,341.04 : x
  2. Step 2: Convert to fraction form
    1,127,949.42/1,692,023.58 = 318,341.04/x
  3. Step 3: Cross multiply
    1,127,949.42x = 1,692,023.58 × 318,341.04
  4. Step 4: Simplify right side
    1,127,949.42x = 538,640,546,161.72
  5. Step 5: Solve for x
    x = 538,640,546,161.72/1,127,949.42
  6. Step 6: Final answer
    x = 477,539.63

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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.