Home / 2,897,133.68-3,998,231.32-1,607,974.16

Finding the Fourth Proportional to 2,897,133.68, 3,998,231.32 and 1,607,974.16

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Solution

The fourth proportional to 2,897,133.68, 3,998,231.32 and 1,607,974.16 is: 2,219,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,133.68 : 3,998,231.32 = 1,607,974.16 : x
  2. Step 2: Convert to fraction form
    2,897,133.68/3,998,231.32 = 1,607,974.16/x
  3. Step 3: Cross multiply
    2,897,133.68x = 3,998,231.32 × 1,607,974.16
  4. Step 4: Simplify right side
    2,897,133.68x = 6,429,052,648,262.69
  5. Step 5: Solve for x
    x = 6,429,052,648,262.69/2,897,133.68
  6. Step 6: Final answer
    x = 2,219,108.04

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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.