Home / 1,325,407.08-1,987,962.48-365,934.72

Finding the Fourth Proportional to 1,325,407.08, 1,987,962.48 and 365,934.72

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Solution

The fourth proportional to 1,325,407.08, 1,987,962.48 and 365,934.72 is: 548,861.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,407.08 : 1,987,962.48 = 365,934.72 : x
  2. Step 2: Convert to fraction form
    1,325,407.08/1,987,962.48 = 365,934.72/x
  3. Step 3: Cross multiply
    1,325,407.08x = 1,987,962.48 × 365,934.72
  4. Step 4: Simplify right side
    1,325,407.08x = 727,464,493,489.31
  5. Step 5: Solve for x
    x = 727,464,493,489.31/1,325,407.08
  6. Step 6: Final answer
    x = 548,861.18

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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.