Home / 1,353,872.30-2,026,230.95-1,317,439.77

Finding the Fourth Proportional to 1,353,872.30, 2,026,230.95 and 1,317,439.77

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Solution

The fourth proportional to 1,353,872.30, 2,026,230.95 and 1,317,439.77 is: 1,971,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,872.30 : 2,026,230.95 = 1,317,439.77 : x
  2. Step 2: Convert to fraction form
    1,353,872.30/2,026,230.95 = 1,317,439.77/x
  3. Step 3: Cross multiply
    1,353,872.30x = 2,026,230.95 × 1,317,439.77
  4. Step 4: Simplify right side
    1,353,872.30x = 2,669,437,230,147.68
  5. Step 5: Solve for x
    x = 2,669,437,230,147.68/1,353,872.30
  6. Step 6: Final answer
    x = 1,971,705.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.