Home / 1,191,949.28-1,776,695.38-1,096,289.90

Finding the Fourth Proportional to 1,191,949.28, 1,776,695.38 and 1,096,289.90

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Solution

The fourth proportional to 1,191,949.28, 1,776,695.38 and 1,096,289.90 is: 1,634,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,191,949.28 : 1,776,695.38 = 1,096,289.90 : x
  2. Step 2: Convert to fraction form
    1,191,949.28/1,776,695.38 = 1,096,289.90/x
  3. Step 3: Cross multiply
    1,191,949.28x = 1,776,695.38 × 1,096,289.90
  4. Step 4: Simplify right side
    1,191,949.28x = 1,947,773,200,470.66
  5. Step 5: Solve for x
    x = 1,947,773,200,470.66/1,191,949.28
  6. Step 6: Final answer
    x = 1,634,107.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.