Home / 1,570,891.60-2,356,556.10-672,326.20

Finding the Fourth Proportional to 1,570,891.60, 2,356,556.10 and 672,326.20

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Solution

The fourth proportional to 1,570,891.60, 2,356,556.10 and 672,326.20 is: 1,008,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,570,891.60 : 2,356,556.10 = 672,326.20 : x
  2. Step 2: Convert to fraction form
    1,570,891.60/2,356,556.10 = 672,326.20/x
  3. Step 3: Cross multiply
    1,570,891.60x = 2,356,556.10 × 672,326.20
  4. Step 4: Simplify right side
    1,570,891.60x = 1,584,374,407,799.82
  5. Step 5: Solve for x
    x = 1,584,374,407,799.82/1,570,891.60
  6. Step 6: Final answer
    x = 1,008,582.90

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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.