Home / 1,869,777.60-2,580,498.10-1,085,016.38

Finding the Fourth Proportional to 1,869,777.60, 2,580,498.10 and 1,085,016.38

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Solution

The fourth proportional to 1,869,777.60, 2,580,498.10 and 1,085,016.38 is: 1,497,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,869,777.60 : 2,580,498.10 = 1,085,016.38 : x
  2. Step 2: Convert to fraction form
    1,869,777.60/2,580,498.10 = 1,085,016.38/x
  3. Step 3: Cross multiply
    1,869,777.60x = 2,580,498.10 × 1,085,016.38
  4. Step 4: Simplify right side
    1,869,777.60x = 2,799,882,707,058.88
  5. Step 5: Solve for x
    x = 2,799,882,707,058.88/1,869,777.60
  6. Step 6: Final answer
    x = 1,497,441.57

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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.