Home / 3,106,807.20-4,654,240.29-1,905,225.66

Finding the Fourth Proportional to 3,106,807.20, 4,654,240.29 and 1,905,225.66

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Solution

The fourth proportional to 3,106,807.20, 4,654,240.29 and 1,905,225.66 is: 2,854,177.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,106,807.20 : 4,654,240.29 = 1,905,225.66 : x
  2. Step 2: Convert to fraction form
    3,106,807.20/4,654,240.29 = 1,905,225.66/x
  3. Step 3: Cross multiply
    3,106,807.20x = 4,654,240.29 × 1,905,225.66
  4. Step 4: Simplify right side
    3,106,807.20x = 8,867,378,028,313.84
  5. Step 5: Solve for x
    x = 8,867,378,028,313.84/3,106,807.20
  6. Step 6: Final answer
    x = 2,854,177.12

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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.