Home / 1,914,466.20-2,874,032.10-1,900,469.40

Finding the Fourth Proportional to 1,914,466.20, 2,874,032.10 and 1,900,469.40

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Solution

The fourth proportional to 1,914,466.20, 2,874,032.10 and 1,900,469.40 is: 2,853,019.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,914,466.20 : 2,874,032.10 = 1,900,469.40 : x
  2. Step 2: Convert to fraction form
    1,914,466.20/2,874,032.10 = 1,900,469.40/x
  3. Step 3: Cross multiply
    1,914,466.20x = 2,874,032.10 × 1,900,469.40
  4. Step 4: Simplify right side
    1,914,466.20x = 5,462,010,060,667.74
  5. Step 5: Solve for x
    x = 5,462,010,060,667.74/1,914,466.20
  6. Step 6: Final answer
    x = 2,853,019.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.