Home / 3,389,391.36-4,677,589.08-1,861,514.28

Finding the Fourth Proportional to 3,389,391.36, 4,677,589.08 and 1,861,514.28

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Solution

The fourth proportional to 3,389,391.36, 4,677,589.08 and 1,861,514.28 is: 2,569,015.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,391.36 : 4,677,589.08 = 1,861,514.28 : x
  2. Step 2: Convert to fraction form
    3,389,391.36/4,677,589.08 = 1,861,514.28/x
  3. Step 3: Cross multiply
    3,389,391.36x = 4,677,589.08 × 1,861,514.28
  4. Step 4: Simplify right side
    3,389,391.36x = 8,707,398,868,392.06
  5. Step 5: Solve for x
    x = 8,707,398,868,392.06/3,389,391.36
  6. Step 6: Final answer
    x = 2,569,015.48

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1.5x scale

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.