Home / 1,554,511.43-2,145,230.13-901,264.41

Finding the Fourth Proportional to 1,554,511.43, 2,145,230.13 and 901,264.41

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Solution

The fourth proportional to 1,554,511.43, 2,145,230.13 and 901,264.41 is: 1,243,747.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554,511.43 : 2,145,230.13 = 901,264.41 : x
  2. Step 2: Convert to fraction form
    1,554,511.43/2,145,230.13 = 901,264.41/x
  3. Step 3: Cross multiply
    1,554,511.43x = 2,145,230.13 × 901,264.41
  4. Step 4: Simplify right side
    1,554,511.43x = 1,933,419,567,428.67
  5. Step 5: Solve for x
    x = 1,933,419,567,428.67/1,554,511.43
  6. Step 6: Final answer
    x = 1,243,747.42

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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.