Home / 1,930,372.29-2,663,824.95-1,059,187.85

Finding the Fourth Proportional to 1,930,372.29, 2,663,824.95 and 1,059,187.85

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Solution

The fourth proportional to 1,930,372.29, 2,663,824.95 and 1,059,187.85 is: 1,461,630.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,372.29 : 2,663,824.95 = 1,059,187.85 : x
  2. Step 2: Convert to fraction form
    1,930,372.29/2,663,824.95 = 1,059,187.85/x
  3. Step 3: Cross multiply
    1,930,372.29x = 2,663,824.95 × 1,059,187.85
  4. Step 4: Simplify right side
    1,930,372.29x = 2,821,491,016,386.44
  5. Step 5: Solve for x
    x = 2,821,491,016,386.44/1,930,372.29
  6. Step 6: Final answer
    x = 1,461,630.50

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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.