Home / 1,129,843.41-1,700,873.34-1,029,287.72

Finding the Fourth Proportional to 1,129,843.41, 1,700,873.34 and 1,029,287.72

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Solution

The fourth proportional to 1,129,843.41, 1,700,873.34 and 1,029,287.72 is: 1,549,496.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,129,843.41 : 1,700,873.34 = 1,029,287.72 : x
  2. Step 2: Convert to fraction form
    1,129,843.41/1,700,873.34 = 1,029,287.72/x
  3. Step 3: Cross multiply
    1,129,843.41x = 1,700,873.34 × 1,029,287.72
  4. Step 4: Simplify right side
    1,129,843.41x = 1,750,688,040,458.42
  5. Step 5: Solve for x
    x = 1,750,688,040,458.42/1,129,843.41
  6. Step 6: Final answer
    x = 1,549,496.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.