Home / 2,058,766.11-3,088,348.71-638,440.83

Finding the Fourth Proportional to 2,058,766.11, 3,088,348.71 and 638,440.83

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Solution

The fourth proportional to 2,058,766.11, 3,088,348.71 and 638,440.83 is: 957,723.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,058,766.11 : 3,088,348.71 = 638,440.83 : x
  2. Step 2: Convert to fraction form
    2,058,766.11/3,088,348.71 = 638,440.83/x
  3. Step 3: Cross multiply
    2,058,766.11x = 3,088,348.71 × 638,440.83
  4. Step 4: Simplify right side
    2,058,766.11x = 1,971,727,913,741.83
  5. Step 5: Solve for x
    x = 1,971,727,913,741.83/2,058,766.11
  6. Step 6: Final answer
    x = 957,723.13

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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.