Home / 2,040,845.60-3,062,434.80-779,578.40

Finding the Fourth Proportional to 2,040,845.60, 3,062,434.80 and 779,578.40

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Solution

The fourth proportional to 2,040,845.60, 3,062,434.80 and 779,578.40 is: 1,169,813.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,040,845.60 : 3,062,434.80 = 779,578.40 : x
  2. Step 2: Convert to fraction form
    2,040,845.60/3,062,434.80 = 779,578.40/x
  3. Step 3: Cross multiply
    2,040,845.60x = 3,062,434.80 × 779,578.40
  4. Step 4: Simplify right side
    2,040,845.60x = 2,387,408,021,488.32
  5. Step 5: Solve for x
    x = 2,387,408,021,488.32/2,040,845.60
  6. Step 6: Final answer
    x = 1,169,813.15

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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.