Home / 1,151,528.40-1,729,366.20-1,114,203.60

Finding the Fourth Proportional to 1,151,528.40, 1,729,366.20 and 1,114,203.60

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Solution

The fourth proportional to 1,151,528.40, 1,729,366.20 and 1,114,203.60 is: 1,673,311.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,528.40 : 1,729,366.20 = 1,114,203.60 : x
  2. Step 2: Convert to fraction form
    1,151,528.40/1,729,366.20 = 1,114,203.60/x
  3. Step 3: Cross multiply
    1,151,528.40x = 1,729,366.20 × 1,114,203.60
  4. Step 4: Simplify right side
    1,151,528.40x = 1,926,866,045,758.32
  5. Step 5: Solve for x
    x = 1,926,866,045,758.32/1,151,528.40
  6. Step 6: Final answer
    x = 1,673,311.79

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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.