Home / 3,009,101.11-4,158,049.50-2,191,877.53

Finding the Fourth Proportional to 3,009,101.11, 4,158,049.50 and 2,191,877.53

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Solution

The fourth proportional to 3,009,101.11, 4,158,049.50 and 2,191,877.53 is: 3,028,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,101.11 : 4,158,049.50 = 2,191,877.53 : x
  2. Step 2: Convert to fraction form
    3,009,101.11/4,158,049.50 = 2,191,877.53/x
  3. Step 3: Cross multiply
    3,009,101.11x = 4,158,049.50 × 2,191,877.53
  4. Step 4: Simplify right side
    3,009,101.11x = 9,113,935,267,677.74
  5. Step 5: Solve for x
    x = 9,113,935,267,677.74/3,009,101.11
  6. Step 6: Final answer
    x = 3,028,789.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.