Home / 5,251,406.70-7,877,110.05-1,885,953.90

Finding the Fourth Proportional to 5,251,406.70, 7,877,110.05 and 1,885,953.90

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Solution

The fourth proportional to 5,251,406.70, 7,877,110.05 and 1,885,953.90 is: 2,828,930.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,406.70 : 7,877,110.05 = 1,885,953.90 : x
  2. Step 2: Convert to fraction form
    5,251,406.70/7,877,110.05 = 1,885,953.90/x
  3. Step 3: Cross multiply
    5,251,406.70x = 7,877,110.05 × 1,885,953.90
  4. Step 4: Simplify right side
    5,251,406.70x = 14,855,866,419,526.69
  5. Step 5: Solve for x
    x = 14,855,866,419,526.69/5,251,406.70
  6. Step 6: Final answer
    x = 2,828,930.85

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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.