Home / 2,557,073.76-3,530,088.36-1,867,971.84

Finding the Fourth Proportional to 2,557,073.76, 3,530,088.36 and 1,867,971.84

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Solution

The fourth proportional to 2,557,073.76, 3,530,088.36 and 1,867,971.84 is: 2,578,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557,073.76 : 3,530,088.36 = 1,867,971.84 : x
  2. Step 2: Convert to fraction form
    2,557,073.76/3,530,088.36 = 1,867,971.84/x
  3. Step 3: Cross multiply
    2,557,073.76x = 3,530,088.36 × 1,867,971.84
  4. Step 4: Simplify right side
    2,557,073.76x = 6,594,105,649,191.78
  5. Step 5: Solve for x
    x = 6,594,105,649,191.78/2,557,073.76
  6. Step 6: Final answer
    x = 2,578,770.21

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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.