Home / 965,129.80-1,447,694.70-741,618.40

Finding the Fourth Proportional to 965,129.80, 1,447,694.70 and 741,618.40

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Solution

The fourth proportional to 965,129.80, 1,447,694.70 and 741,618.40 is: 1,112,427.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,129.80 : 1,447,694.70 = 741,618.40 : x
  2. Step 2: Convert to fraction form
    965,129.80/1,447,694.70 = 741,618.40/x
  3. Step 3: Cross multiply
    965,129.80x = 1,447,694.70 × 741,618.40
  4. Step 4: Simplify right side
    965,129.80x = 1,073,637,027,102.48
  5. Step 5: Solve for x
    x = 1,073,637,027,102.48/965,129.80
  6. Step 6: Final answer
    x = 1,112,427.60

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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.