Home / 3,510,510.30-5,265,765.45-2,912,147.10

Finding the Fourth Proportional to 3,510,510.30, 5,265,765.45 and 2,912,147.10

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Solution

The fourth proportional to 3,510,510.30, 5,265,765.45 and 2,912,147.10 is: 4,368,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,510.30 : 5,265,765.45 = 2,912,147.10 : x
  2. Step 2: Convert to fraction form
    3,510,510.30/5,265,765.45 = 2,912,147.10/x
  3. Step 3: Cross multiply
    3,510,510.30x = 5,265,765.45 × 2,912,147.10
  4. Step 4: Simplify right side
    3,510,510.30x = 15,334,683,584,497.70
  5. Step 5: Solve for x
    x = 15,334,683,584,497.70/3,510,510.30
  6. Step 6: Final answer
    x = 4,368,220.65

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Double scale
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Similar ratio
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1.5x scale

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.