Home / 2,863,291.16-3,951,106.80-1,685,702.72

Finding the Fourth Proportional to 2,863,291.16, 3,951,106.80 and 1,685,702.72

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Solution

The fourth proportional to 2,863,291.16, 3,951,106.80 and 1,685,702.72 is: 2,326,131.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,863,291.16 : 3,951,106.80 = 1,685,702.72 : x
  2. Step 2: Convert to fraction form
    2,863,291.16/3,951,106.80 = 1,685,702.72/x
  3. Step 3: Cross multiply
    2,863,291.16x = 3,951,106.80 × 1,685,702.72
  4. Step 4: Simplify right side
    2,863,291.16x = 6,660,391,479,770.50
  5. Step 5: Solve for x
    x = 6,660,391,479,770.50/2,863,291.16
  6. Step 6: Final answer
    x = 2,326,131.40

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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.