Home / 2,672,715.20-4,009,461.60-875,163.20

Finding the Fourth Proportional to 2,672,715.20, 4,009,461.60 and 875,163.20

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Solution

The fourth proportional to 2,672,715.20, 4,009,461.60 and 875,163.20 is: 1,312,872.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,672,715.20 : 4,009,461.60 = 875,163.20 : x
  2. Step 2: Convert to fraction form
    2,672,715.20/4,009,461.60 = 875,163.20/x
  3. Step 3: Cross multiply
    2,672,715.20x = 4,009,461.60 × 875,163.20
  4. Step 4: Simplify right side
    2,672,715.20x = 3,508,933,244,133.12
  5. Step 5: Solve for x
    x = 3,508,933,244,133.12/2,672,715.20
  6. Step 6: Final answer
    x = 1,312,872.11

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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.