Home / 4,671,812.20-7,007,718.30-2,782,244.20

Finding the Fourth Proportional to 4,671,812.20, 7,007,718.30 and 2,782,244.20

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Solution

The fourth proportional to 4,671,812.20, 7,007,718.30 and 2,782,244.20 is: 4,173,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,671,812.20 : 7,007,718.30 = 2,782,244.20 : x
  2. Step 2: Convert to fraction form
    4,671,812.20/7,007,718.30 = 2,782,244.20/x
  3. Step 3: Cross multiply
    4,671,812.20x = 7,007,718.30 × 2,782,244.20
  4. Step 4: Simplify right side
    4,671,812.20x = 19,497,183,595,408.86
  5. Step 5: Solve for x
    x = 19,497,183,595,408.86/4,671,812.20
  6. Step 6: Final answer
    x = 4,173,366.30

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Double scale
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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.