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Finding the Fourth Proportional to 5,472,709.70, 8,209,064.55 and 1,483,621.70

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Solution

The fourth proportional to 5,472,709.70, 8,209,064.55 and 1,483,621.70 is: 2,225,432.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,472,709.70 : 8,209,064.55 = 1,483,621.70 : x
  2. Step 2: Convert to fraction form
    5,472,709.70/8,209,064.55 = 1,483,621.70/x
  3. Step 3: Cross multiply
    5,472,709.70x = 8,209,064.55 × 1,483,621.70
  4. Step 4: Simplify right side
    5,472,709.70x = 12,179,146,303,080.73
  5. Step 5: Solve for x
    x = 12,179,146,303,080.73/5,472,709.70
  6. Step 6: Final answer
    x = 2,225,432.55

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Similar ratio
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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.