Home / 1,150,280.88-1,723,514.16-699,638.40

Finding the Fourth Proportional to 1,150,280.88, 1,723,514.16 and 699,638.40

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Solution

The fourth proportional to 1,150,280.88, 1,723,514.16 and 699,638.40 is: 1,048,297.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,280.88 : 1,723,514.16 = 699,638.40 : x
  2. Step 2: Convert to fraction form
    1,150,280.88/1,723,514.16 = 699,638.40/x
  3. Step 3: Cross multiply
    1,150,280.88x = 1,723,514.16 × 699,638.40
  4. Step 4: Simplify right side
    1,150,280.88x = 1,205,836,689,279.74
  5. Step 5: Solve for x
    x = 1,205,836,689,279.74/1,150,280.88
  6. Step 6: Final answer
    x = 1,048,297.60

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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.