Home / 3,156,202.56-4,734,338.40-912,360

Finding the Fourth Proportional to 3,156,202.56, 4,734,338.40 and 912,360

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Solution

The fourth proportional to 3,156,202.56, 4,734,338.40 and 912,360 is: 1,368,549.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,202.56 : 4,734,338.40 = 912,360 : x
  2. Step 2: Convert to fraction form
    3,156,202.56/4,734,338.40 = 912,360/x
  3. Step 3: Cross multiply
    3,156,202.56x = 4,734,338.40 × 912,360
  4. Step 4: Simplify right side
    3,156,202.56x = 4,319,420,982,624.00
  5. Step 5: Solve for x
    x = 4,319,420,982,624.00/3,156,202.56
  6. Step 6: Final answer
    x = 1,368,549.99

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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.