Home / 1,377,083.16-1,899,819.88-832,273.12

Finding the Fourth Proportional to 1,377,083.16, 1,899,819.88 and 832,273.12

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Solution

The fourth proportional to 1,377,083.16, 1,899,819.88 and 832,273.12 is: 1,148,201.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,377,083.16 : 1,899,819.88 = 832,273.12 : x
  2. Step 2: Convert to fraction form
    1,377,083.16/1,899,819.88 = 832,273.12/x
  3. Step 3: Cross multiply
    1,377,083.16x = 1,899,819.88 × 832,273.12
  4. Step 4: Simplify right side
    1,377,083.16x = 1,581,169,018,965.63
  5. Step 5: Solve for x
    x = 1,581,169,018,965.63/1,377,083.16
  6. Step 6: Final answer
    x = 1,148,201.55

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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.