Home / 3,151,391.40-4,723,976.70-1,552,645.80

Finding the Fourth Proportional to 3,151,391.40, 4,723,976.70 and 1,552,645.80

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Solution

The fourth proportional to 3,151,391.40, 4,723,976.70 and 1,552,645.80 is: 2,327,436.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,151,391.40 : 4,723,976.70 = 1,552,645.80 : x
  2. Step 2: Convert to fraction form
    3,151,391.40/4,723,976.70 = 1,552,645.80/x
  3. Step 3: Cross multiply
    3,151,391.40x = 4,723,976.70 × 1,552,645.80
  4. Step 4: Simplify right side
    3,151,391.40x = 7,334,662,582,552.86
  5. Step 5: Solve for x
    x = 7,334,662,582,552.86/3,151,391.40
  6. Step 6: Final answer
    x = 2,327,436.25

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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.