Home / 1,150,590.08-1,587,771-667,175.60

Finding the Fourth Proportional to 1,150,590.08, 1,587,771 and 667,175.60

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Solution

The fourth proportional to 1,150,590.08, 1,587,771 and 667,175.60 is: 920,677.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,590.08 : 1,587,771 = 667,175.60 : x
  2. Step 2: Convert to fraction form
    1,150,590.08/1,587,771 = 667,175.60/x
  3. Step 3: Cross multiply
    1,150,590.08x = 1,587,771 × 667,175.60
  4. Step 4: Simplify right side
    1,150,590.08x = 1,059,322,069,587.60
  5. Step 5: Solve for x
    x = 1,059,322,069,587.60/1,150,590.08
  6. Step 6: Final answer
    x = 920,677.21

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.