Home / 1,145,749.88-1,718,613.87-696,594.75

Finding the Fourth Proportional to 1,145,749.88, 1,718,613.87 and 696,594.75

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Solution

The fourth proportional to 1,145,749.88, 1,718,613.87 and 696,594.75 is: 1,044,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,749.88 : 1,718,613.87 = 696,594.75 : x
  2. Step 2: Convert to fraction form
    1,145,749.88/1,718,613.87 = 696,594.75/x
  3. Step 3: Cross multiply
    1,145,749.88x = 1,718,613.87 × 696,594.75
  4. Step 4: Simplify right side
    1,145,749.88x = 1,197,177,399,119.18
  5. Step 5: Solve for x
    x = 1,197,177,399,119.18/1,145,749.88
  6. Step 6: Final answer
    x = 1,044,885.47

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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.