Home / 2,251,018.50-3,106,701.99-1,283,927.10

Finding the Fourth Proportional to 2,251,018.50, 3,106,701.99 and 1,283,927.10

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Solution

The fourth proportional to 2,251,018.50, 3,106,701.99 and 1,283,927.10 is: 1,771,988.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,251,018.50 : 3,106,701.99 = 1,283,927.10 : x
  2. Step 2: Convert to fraction form
    2,251,018.50/3,106,701.99 = 1,283,927.10/x
  3. Step 3: Cross multiply
    2,251,018.50x = 3,106,701.99 × 1,283,927.10
  4. Step 4: Simplify right side
    2,251,018.50x = 3,988,778,876,584.93
  5. Step 5: Solve for x
    x = 3,988,778,876,584.93/2,251,018.50
  6. Step 6: Final answer
    x = 1,771,988.49

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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.