Home / 1,043,403.20-1,441,247.11-862,844.48

Finding the Fourth Proportional to 1,043,403.20, 1,441,247.11 and 862,844.48

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Solution

The fourth proportional to 1,043,403.20, 1,441,247.11 and 862,844.48 is: 1,191,842.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,403.20 : 1,441,247.11 = 862,844.48 : x
  2. Step 2: Convert to fraction form
    1,043,403.20/1,441,247.11 = 862,844.48/x
  3. Step 3: Cross multiply
    1,043,403.20x = 1,441,247.11 × 862,844.48
  4. Step 4: Simplify right side
    1,043,403.20x = 1,243,572,113,179.45
  5. Step 5: Solve for x
    x = 1,243,572,113,179.45/1,043,403.20
  6. Step 6: Final answer
    x = 1,191,842.34

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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.