Home / 2,898,411-3,999,932.10-1,609,251.54

Finding the Fourth Proportional to 2,898,411, 3,999,932.10 and 1,609,251.54

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Solution

The fourth proportional to 2,898,411, 3,999,932.10 and 1,609,251.54 is: 2,220,836.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,898,411 : 3,999,932.10 = 1,609,251.54 : x
  2. Step 2: Convert to fraction form
    2,898,411/3,999,932.10 = 1,609,251.54/x
  3. Step 3: Cross multiply
    2,898,411x = 3,999,932.10 × 1,609,251.54
  4. Step 4: Simplify right side
    2,898,411x = 6,436,896,891,820.44
  5. Step 5: Solve for x
    x = 6,436,896,891,820.44/2,898,411
  6. Step 6: Final answer
    x = 2,220,836.48

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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.