Home / 2,565,610.77-3,537,645.51-1,918,958.61

Finding the Fourth Proportional to 2,565,610.77, 3,537,645.51 and 1,918,958.61

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Solution

The fourth proportional to 2,565,610.77, 3,537,645.51 and 1,918,958.61 is: 2,645,995.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565,610.77 : 3,537,645.51 = 1,918,958.61 : x
  2. Step 2: Convert to fraction form
    2,565,610.77/3,537,645.51 = 1,918,958.61/x
  3. Step 3: Cross multiply
    2,565,610.77x = 3,537,645.51 × 1,918,958.61
  4. Step 4: Simplify right side
    2,565,610.77x = 6,788,595,310,542.34
  5. Step 5: Solve for x
    x = 6,788,595,310,542.34/2,565,610.77
  6. Step 6: Final answer
    x = 2,645,995.80

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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.