Home / 1,035,819.89-1,429,503.30-627,938.92

Finding the Fourth Proportional to 1,035,819.89, 1,429,503.30 and 627,938.92

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Solution

The fourth proportional to 1,035,819.89, 1,429,503.30 and 627,938.92 is: 866,599.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,819.89 : 1,429,503.30 = 627,938.92 : x
  2. Step 2: Convert to fraction form
    1,035,819.89/1,429,503.30 = 627,938.92/x
  3. Step 3: Cross multiply
    1,035,819.89x = 1,429,503.30 × 627,938.92
  4. Step 4: Simplify right side
    1,035,819.89x = 897,640,758,338.44
  5. Step 5: Solve for x
    x = 897,640,758,338.44/1,035,819.89
  6. Step 6: Final answer
    x = 866,599.27

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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.