Home / 5,007,340.72-7,509,125.40-1,811,676.88

Finding the Fourth Proportional to 5,007,340.72, 7,509,125.40 and 1,811,676.88

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Solution

The fourth proportional to 5,007,340.72, 7,509,125.40 and 1,811,676.88 is: 2,716,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,007,340.72 : 7,509,125.40 = 1,811,676.88 : x
  2. Step 2: Convert to fraction form
    5,007,340.72/7,509,125.40 = 1,811,676.88/x
  3. Step 3: Cross multiply
    5,007,340.72x = 7,509,125.40 × 1,811,676.88
  4. Step 4: Simplify right side
    5,007,340.72x = 13,604,108,876,200.75
  5. Step 5: Solve for x
    x = 13,604,108,876,200.75/5,007,340.72
  6. Step 6: Final answer
    x = 2,716,833.07

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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.