Home / 5,247,045.93-7,240,624.62-2,891,776.33

Finding the Fourth Proportional to 5,247,045.93, 7,240,624.62 and 2,891,776.33

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Solution

The fourth proportional to 5,247,045.93, 7,240,624.62 and 2,891,776.33 is: 3,990,486.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,247,045.93 : 7,240,624.62 = 2,891,776.33 : x
  2. Step 2: Convert to fraction form
    5,247,045.93/7,240,624.62 = 2,891,776.33/x
  3. Step 3: Cross multiply
    5,247,045.93x = 7,240,624.62 × 2,891,776.33
  4. Step 4: Simplify right side
    5,247,045.93x = 20,938,266,890,531.25
  5. Step 5: Solve for x
    x = 20,938,266,890,531.25/5,247,045.93
  6. Step 6: Final answer
    x = 3,990,486.68

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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.