Home / 1,876,819.75-2,810,683.41-1,298,823.42

Finding the Fourth Proportional to 1,876,819.75, 2,810,683.41 and 1,298,823.42

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Solution

The fourth proportional to 1,876,819.75, 2,810,683.41 and 1,298,823.42 is: 1,945,088.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,819.75 : 2,810,683.41 = 1,298,823.42 : x
  2. Step 2: Convert to fraction form
    1,876,819.75/2,810,683.41 = 1,298,823.42/x
  3. Step 3: Cross multiply
    1,876,819.75x = 2,810,683.41 × 1,298,823.42
  4. Step 4: Simplify right side
    1,876,819.75x = 3,650,581,433,443.99
  5. Step 5: Solve for x
    x = 3,650,581,433,443.99/1,876,819.75
  6. Step 6: Final answer
    x = 1,945,088.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.