Home / 5,328,295.80-7,992,443.70-1,962,065.40

Finding the Fourth Proportional to 5,328,295.80, 7,992,443.70 and 1,962,065.40

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Solution

The fourth proportional to 5,328,295.80, 7,992,443.70 and 1,962,065.40 is: 2,943,098.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,328,295.80 : 7,992,443.70 = 1,962,065.40 : x
  2. Step 2: Convert to fraction form
    5,328,295.80/7,992,443.70 = 1,962,065.40/x
  3. Step 3: Cross multiply
    5,328,295.80x = 7,992,443.70 × 1,962,065.40
  4. Step 4: Simplify right side
    5,328,295.80x = 15,681,697,245,217.98
  5. Step 5: Solve for x
    x = 15,681,697,245,217.98/5,328,295.80
  6. Step 6: Final answer
    x = 2,943,098.10

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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.