Home / 1,469,105.87-2,203,599.56-749,431.79

Finding the Fourth Proportional to 1,469,105.87, 2,203,599.56 and 749,431.79

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Solution

The fourth proportional to 1,469,105.87, 2,203,599.56 and 749,431.79 is: 1,124,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,469,105.87 : 2,203,599.56 = 749,431.79 : x
  2. Step 2: Convert to fraction form
    1,469,105.87/2,203,599.56 = 749,431.79/x
  3. Step 3: Cross multiply
    1,469,105.87x = 2,203,599.56 × 749,431.79
  4. Step 4: Simplify right side
    1,469,105.87x = 1,651,447,547,928.86
  5. Step 5: Solve for x
    x = 1,651,447,547,928.86/1,469,105.87
  6. Step 6: Final answer
    x = 1,124,117.45

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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.