Home / 1,532,919.96-2,115,494.82-853,856.28

Finding the Fourth Proportional to 1,532,919.96, 2,115,494.82 and 853,856.28

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Solution

The fourth proportional to 1,532,919.96, 2,115,494.82 and 853,856.28 is: 1,178,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532,919.96 : 2,115,494.82 = 853,856.28 : x
  2. Step 2: Convert to fraction form
    1,532,919.96/2,115,494.82 = 853,856.28/x
  3. Step 3: Cross multiply
    1,532,919.96x = 2,115,494.82 × 853,856.28
  4. Step 4: Simplify right side
    1,532,919.96x = 1,806,328,537,364.47
  5. Step 5: Solve for x
    x = 1,806,328,537,364.47/1,532,919.96
  6. Step 6: Final answer
    x = 1,178,358.03

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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.