Home / 3,437,311.28-5,155,969.08-1,306,903.28

Finding the Fourth Proportional to 3,437,311.28, 5,155,969.08 and 1,306,903.28

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Solution

The fourth proportional to 3,437,311.28, 5,155,969.08 and 1,306,903.28 is: 1,960,355.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,437,311.28 : 5,155,969.08 = 1,306,903.28 : x
  2. Step 2: Convert to fraction form
    3,437,311.28/5,155,969.08 = 1,306,903.28/x
  3. Step 3: Cross multiply
    3,437,311.28x = 5,155,969.08 × 1,306,903.28
  4. Step 4: Simplify right side
    3,437,311.28x = 6,738,352,902,230.58
  5. Step 5: Solve for x
    x = 6,738,352,902,230.58/3,437,311.28
  6. Step 6: Final answer
    x = 1,960,355.74

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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.