Home / 1,353,317.56-1,867,577.10-741,509.80

Finding the Fourth Proportional to 1,353,317.56, 1,867,577.10 and 741,509.80

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Solution

The fourth proportional to 1,353,317.56, 1,867,577.10 and 741,509.80 is: 1,023,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,317.56 : 1,867,577.10 = 741,509.80 : x
  2. Step 2: Convert to fraction form
    1,353,317.56/1,867,577.10 = 741,509.80/x
  3. Step 3: Cross multiply
    1,353,317.56x = 1,867,577.10 × 741,509.80
  4. Step 4: Simplify right side
    1,353,317.56x = 1,384,826,721,905.58
  5. Step 5: Solve for x
    x = 1,384,826,721,905.58/1,353,317.56
  6. Step 6: Final answer
    x = 1,023,282.90

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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.