Home / 2,219,016.60-3,326,228.55-1,205,998.20

Finding the Fourth Proportional to 2,219,016.60, 3,326,228.55 and 1,205,998.20

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Solution

The fourth proportional to 2,219,016.60, 3,326,228.55 and 1,205,998.20 is: 1,807,749.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,016.60 : 3,326,228.55 = 1,205,998.20 : x
  2. Step 2: Convert to fraction form
    2,219,016.60/3,326,228.55 = 1,205,998.20/x
  3. Step 3: Cross multiply
    2,219,016.60x = 3,326,228.55 × 1,205,998.20
  4. Step 4: Simplify right side
    2,219,016.60x = 4,011,425,644,088.61
  5. Step 5: Solve for x
    x = 4,011,425,644,088.61/2,219,016.60
  6. Step 6: Final answer
    x = 1,807,749.27

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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.