Home / 2,137,652.60-3,202,331.70-1,189,326.20

Finding the Fourth Proportional to 2,137,652.60, 3,202,331.70 and 1,189,326.20

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Solution

The fourth proportional to 2,137,652.60, 3,202,331.70 and 1,189,326.20 is: 1,781,681.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,652.60 : 3,202,331.70 = 1,189,326.20 : x
  2. Step 2: Convert to fraction form
    2,137,652.60/3,202,331.70 = 1,189,326.20/x
  3. Step 3: Cross multiply
    2,137,652.60x = 3,202,331.70 × 1,189,326.20
  4. Step 4: Simplify right side
    2,137,652.60x = 3,808,616,991,900.54
  5. Step 5: Solve for x
    x = 3,808,616,991,900.54/2,137,652.60
  6. Step 6: Final answer
    x = 1,781,681.92

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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.