Home / 3,510,012.40-5,257,145.40-2,880,156.40

Finding the Fourth Proportional to 3,510,012.40, 5,257,145.40 and 2,880,156.40

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Solution

The fourth proportional to 3,510,012.40, 5,257,145.40 and 2,880,156.40 is: 4,313,774.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,012.40 : 5,257,145.40 = 2,880,156.40 : x
  2. Step 2: Convert to fraction form
    3,510,012.40/5,257,145.40 = 2,880,156.40/x
  3. Step 3: Cross multiply
    3,510,012.40x = 5,257,145.40 × 2,880,156.40
  4. Step 4: Simplify right side
    3,510,012.40x = 15,141,400,969,540.56
  5. Step 5: Solve for x
    x = 15,141,400,969,540.56/3,510,012.40
  6. Step 6: Final answer
    x = 4,313,774.21

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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.