Home / 3,918,064.47-5,874,413.67-1,995,253.67

Finding the Fourth Proportional to 3,918,064.47, 5,874,413.67 and 1,995,253.67

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Solution

The fourth proportional to 3,918,064.47, 5,874,413.67 and 1,995,253.67 is: 2,991,514.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,064.47 : 5,874,413.67 = 1,995,253.67 : x
  2. Step 2: Convert to fraction form
    3,918,064.47/5,874,413.67 = 1,995,253.67/x
  3. Step 3: Cross multiply
    3,918,064.47x = 5,874,413.67 × 1,995,253.67
  4. Step 4: Simplify right side
    3,918,064.47x = 11,720,945,434,165.67
  5. Step 5: Solve for x
    x = 11,720,945,434,165.67/3,918,064.47
  6. Step 6: Final answer
    x = 2,991,514.18

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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.