Home / 1,353,436.88-1,867,669.08-741,477.20

Finding the Fourth Proportional to 1,353,436.88, 1,867,669.08 and 741,477.20

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Solution

The fourth proportional to 1,353,436.88, 1,867,669.08 and 741,477.20 is: 1,023,198.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,436.88 : 1,867,669.08 = 741,477.20 : x
  2. Step 2: Convert to fraction form
    1,353,436.88/1,867,669.08 = 741,477.20/x
  3. Step 3: Cross multiply
    1,353,436.88x = 1,867,669.08 × 741,477.20
  4. Step 4: Simplify right side
    1,353,436.88x = 1,384,834,039,964.98
  5. Step 5: Solve for x
    x = 1,384,834,039,964.98/1,353,436.88
  6. Step 6: Final answer
    x = 1,023,198.10

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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.