Home / 1,786,269.88-2,465,080.41-970,489.72

Finding the Fourth Proportional to 1,786,269.88, 2,465,080.41 and 970,489.72

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Solution

The fourth proportional to 1,786,269.88, 2,465,080.41 and 970,489.72 is: 1,339,291.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,269.88 : 2,465,080.41 = 970,489.72 : x
  2. Step 2: Convert to fraction form
    1,786,269.88/2,465,080.41 = 970,489.72/x
  3. Step 3: Cross multiply
    1,786,269.88x = 2,465,080.41 × 970,489.72
  4. Step 4: Simplify right side
    1,786,269.88x = 2,392,335,196,878.39
  5. Step 5: Solve for x
    x = 2,392,335,196,878.39/1,786,269.88
  6. Step 6: Final answer
    x = 1,339,291.01

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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.