Home / 1,912,323.11-2,867,816.21-564,127.92

Finding the Fourth Proportional to 1,912,323.11, 2,867,816.21 and 564,127.92

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Solution

The fourth proportional to 1,912,323.11, 2,867,816.21 and 564,127.92 is: 845,994.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,323.11 : 2,867,816.21 = 564,127.92 : x
  2. Step 2: Convert to fraction form
    1,912,323.11/2,867,816.21 = 564,127.92/x
  3. Step 3: Cross multiply
    1,912,323.11x = 2,867,816.21 × 564,127.92
  4. Step 4: Simplify right side
    1,912,323.11x = 1,617,815,190,668.94
  5. Step 5: Solve for x
    x = 1,617,815,190,668.94/1,912,323.11
  6. Step 6: Final answer
    x = 845,994.69

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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.