Home / 5,338,379.61-7,366,952.59-2,890,983.11

Finding the Fourth Proportional to 5,338,379.61, 7,366,952.59 and 2,890,983.11

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Solution

The fourth proportional to 5,338,379.61, 7,366,952.59 and 2,890,983.11 is: 3,989,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338,379.61 : 7,366,952.59 = 2,890,983.11 : x
  2. Step 2: Convert to fraction form
    5,338,379.61/7,366,952.59 = 2,890,983.11/x
  3. Step 3: Cross multiply
    5,338,379.61x = 7,366,952.59 × 2,890,983.11
  4. Step 4: Simplify right side
    5,338,379.61x = 21,297,735,465,798.54
  5. Step 5: Solve for x
    x = 21,297,735,465,798.54/5,338,379.61
  6. Step 6: Final answer
    x = 3,989,550.58

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.