Home / 1,628,354.52-2,247,398.28-903,435.48

Finding the Fourth Proportional to 1,628,354.52, 2,247,398.28 and 903,435.48

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Solution

The fourth proportional to 1,628,354.52, 2,247,398.28 and 903,435.48 is: 1,246,890.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,354.52 : 2,247,398.28 = 903,435.48 : x
  2. Step 2: Convert to fraction form
    1,628,354.52/2,247,398.28 = 903,435.48/x
  3. Step 3: Cross multiply
    1,628,354.52x = 2,247,398.28 × 903,435.48
  4. Step 4: Simplify right side
    1,628,354.52x = 2,030,379,343,842.97
  5. Step 5: Solve for x
    x = 2,030,379,343,842.97/1,628,354.52
  6. Step 6: Final answer
    x = 1,246,890.23

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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.