Home / 2,897,812.46-3,998,780.52-1,608,551.30

Finding the Fourth Proportional to 2,897,812.46, 3,998,780.52 and 1,608,551.30

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Solution

The fourth proportional to 2,897,812.46, 3,998,780.52 and 1,608,551.30 is: 2,219,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,812.46 : 3,998,780.52 = 1,608,551.30 : x
  2. Step 2: Convert to fraction form
    2,897,812.46/3,998,780.52 = 1,608,551.30/x
  3. Step 3: Cross multiply
    2,897,812.46x = 3,998,780.52 × 1,608,551.30
  4. Step 4: Simplify right side
    2,897,812.46x = 6,432,243,603,860.68
  5. Step 5: Solve for x
    x = 6,432,243,603,860.68/2,897,812.46
  6. Step 6: Final answer
    x = 2,219,689.40

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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.