Home / 3,066,750.18-4,232,144.13-1,690,143.47

Finding the Fourth Proportional to 3,066,750.18, 4,232,144.13 and 1,690,143.47

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Solution

The fourth proportional to 3,066,750.18, 4,232,144.13 and 1,690,143.47 is: 2,332,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,066,750.18 : 4,232,144.13 = 1,690,143.47 : x
  2. Step 2: Convert to fraction form
    3,066,750.18/4,232,144.13 = 1,690,143.47/x
  3. Step 3: Cross multiply
    3,066,750.18x = 4,232,144.13 × 1,690,143.47
  4. Step 4: Simplify right side
    3,066,750.18x = 7,152,930,744,257.61
  5. Step 5: Solve for x
    x = 7,152,930,744,257.61/3,066,750.18
  6. Step 6: Final answer
    x = 2,332,413.90

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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.