Home / 2,171,445.40-3,257,168.10-1,611,573.40

Finding the Fourth Proportional to 2,171,445.40, 3,257,168.10 and 1,611,573.40

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Solution

The fourth proportional to 2,171,445.40, 3,257,168.10 and 1,611,573.40 is: 2,417,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,445.40 : 3,257,168.10 = 1,611,573.40 : x
  2. Step 2: Convert to fraction form
    2,171,445.40/3,257,168.10 = 1,611,573.40/x
  3. Step 3: Cross multiply
    2,171,445.40x = 3,257,168.10 × 1,611,573.40
  4. Step 4: Simplify right side
    2,171,445.40x = 5,249,165,469,288.54
  5. Step 5: Solve for x
    x = 5,249,165,469,288.54/2,171,445.40
  6. Step 6: Final answer
    x = 2,417,360.10

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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.