Home / 5,303,780.28-7,951,379.70-1,658,634.77

Finding the Fourth Proportional to 5,303,780.28, 7,951,379.70 and 1,658,634.77

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Solution

The fourth proportional to 5,303,780.28, 7,951,379.70 and 1,658,634.77 is: 2,486,610.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303,780.28 : 7,951,379.70 = 1,658,634.77 : x
  2. Step 2: Convert to fraction form
    5,303,780.28/7,951,379.70 = 1,658,634.77/x
  3. Step 3: Cross multiply
    5,303,780.28x = 7,951,379.70 × 1,658,634.77
  4. Step 4: Simplify right side
    5,303,780.28x = 13,188,434,811,934.17
  5. Step 5: Solve for x
    x = 13,188,434,811,934.17/5,303,780.28
  6. Step 6: Final answer
    x = 2,486,610.33

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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.