Home / 965,126.80-1,447,690.20-741,615.40

Finding the Fourth Proportional to 965,126.80, 1,447,690.20 and 741,615.40

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Solution

The fourth proportional to 965,126.80, 1,447,690.20 and 741,615.40 is: 1,112,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,126.80 : 1,447,690.20 = 741,615.40 : x
  2. Step 2: Convert to fraction form
    965,126.80/1,447,690.20 = 741,615.40/x
  3. Step 3: Cross multiply
    965,126.80x = 1,447,690.20 × 741,615.40
  4. Step 4: Simplify right side
    965,126.80x = 1,073,629,346,749.08
  5. Step 5: Solve for x
    x = 1,073,629,346,749.08/965,126.80
  6. Step 6: Final answer
    x = 1,112,423.10

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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.