Home / 1,819,732.84-2,511,231.56-1,003,938.48

Finding the Fourth Proportional to 1,819,732.84, 2,511,231.56 and 1,003,938.48

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Solution

The fourth proportional to 1,819,732.84, 2,511,231.56 and 1,003,938.48 is: 1,385,435.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,732.84 : 2,511,231.56 = 1,003,938.48 : x
  2. Step 2: Convert to fraction form
    1,819,732.84/2,511,231.56 = 1,003,938.48/x
  3. Step 3: Cross multiply
    1,819,732.84x = 2,511,231.56 × 1,003,938.48
  4. Step 4: Simplify right side
    1,819,732.84x = 2,521,121,986,956.67
  5. Step 5: Solve for x
    x = 2,521,121,986,956.67/1,819,732.84
  6. Step 6: Final answer
    x = 1,385,435.23

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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.