Home / 1,149,725.87-1,725,326.69-771,074.03

Finding the Fourth Proportional to 1,149,725.87, 1,725,326.69 and 771,074.03

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Solution

The fourth proportional to 1,149,725.87, 1,725,326.69 and 771,074.03 is: 1,157,105.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149,725.87 : 1,725,326.69 = 771,074.03 : x
  2. Step 2: Convert to fraction form
    1,149,725.87/1,725,326.69 = 771,074.03/x
  3. Step 3: Cross multiply
    1,149,725.87x = 1,725,326.69 × 771,074.03
  4. Step 4: Simplify right side
    1,149,725.87x = 1,330,354,603,924.86
  5. Step 5: Solve for x
    x = 1,330,354,603,924.86/1,149,725.87
  6. Step 6: Final answer
    x = 1,157,105.91

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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.