Home / 3,152,965.18-4,729,447.83-756,809.81

Finding the Fourth Proportional to 3,152,965.18, 4,729,447.83 and 756,809.81

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Solution

The fourth proportional to 3,152,965.18, 4,729,447.83 and 756,809.81 is: 1,135,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152,965.18 : 4,729,447.83 = 756,809.81 : x
  2. Step 2: Convert to fraction form
    3,152,965.18/4,729,447.83 = 756,809.81/x
  3. Step 3: Cross multiply
    3,152,965.18x = 4,729,447.83 × 756,809.81
  4. Step 4: Simplify right side
    3,152,965.18x = 3,579,292,537,156.58
  5. Step 5: Solve for x
    x = 3,579,292,537,156.58/3,152,965.18
  6. Step 6: Final answer
    x = 1,135,214.74

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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.