Home / 3,175,040.24-4,381,036.13-1,869,392.55

Finding the Fourth Proportional to 3,175,040.24, 4,381,036.13 and 1,869,392.55

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Solution

The fourth proportional to 3,175,040.24, 4,381,036.13 and 1,869,392.55 is: 2,579,455.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175,040.24 : 4,381,036.13 = 1,869,392.55 : x
  2. Step 2: Convert to fraction form
    3,175,040.24/4,381,036.13 = 1,869,392.55/x
  3. Step 3: Cross multiply
    3,175,040.24x = 4,381,036.13 × 1,869,392.55
  4. Step 4: Simplify right side
    3,175,040.24x = 8,189,876,302,702.83
  5. Step 5: Solve for x
    x = 8,189,876,302,702.83/3,175,040.24
  6. Step 6: Final answer
    x = 2,579,455.91

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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.