Home / 2,187,041.70-3,280,562.55-2,107,325.55

Finding the Fourth Proportional to 2,187,041.70, 3,280,562.55 and 2,107,325.55

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Solution

The fourth proportional to 2,187,041.70, 3,280,562.55 and 2,107,325.55 is: 3,160,988.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,041.70 : 3,280,562.55 = 2,107,325.55 : x
  2. Step 2: Convert to fraction form
    2,187,041.70/3,280,562.55 = 2,107,325.55/x
  3. Step 3: Cross multiply
    2,187,041.70x = 3,280,562.55 × 2,107,325.55
  4. Step 4: Simplify right side
    2,187,041.70x = 6,913,213,279,988.15
  5. Step 5: Solve for x
    x = 6,913,213,279,988.15/2,187,041.70
  6. Step 6: Final answer
    x = 3,160,988.33

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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.