Home / 1,363,199.30-1,881,206.62-743,003.77

Finding the Fourth Proportional to 1,363,199.30, 1,881,206.62 and 743,003.77

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Solution

The fourth proportional to 1,363,199.30, 1,881,206.62 and 743,003.77 is: 1,025,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363,199.30 : 1,881,206.62 = 743,003.77 : x
  2. Step 2: Convert to fraction form
    1,363,199.30/1,881,206.62 = 743,003.77/x
  3. Step 3: Cross multiply
    1,363,199.30x = 1,881,206.62 × 743,003.77
  4. Step 4: Simplify right side
    1,363,199.30x = 1,397,743,610,808.96
  5. Step 5: Solve for x
    x = 1,397,743,610,808.96/1,363,199.30
  6. Step 6: Final answer
    x = 1,025,340.62

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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.