Home / 1,912,551.28-2,867,997.48-650,039.92

Finding the Fourth Proportional to 1,912,551.28, 2,867,997.48 and 650,039.92

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Solution

The fourth proportional to 1,912,551.28, 2,867,997.48 and 650,039.92 is: 974,777.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,912,551.28 : 2,867,997.48 = 650,039.92 : x
  2. Step 2: Convert to fraction form
    1,912,551.28/2,867,997.48 = 650,039.92/x
  3. Step 3: Cross multiply
    1,912,551.28x = 2,867,997.48 × 650,039.92
  4. Step 4: Simplify right side
    1,912,551.28x = 1,864,312,852,459.40
  5. Step 5: Solve for x
    x = 1,864,312,852,459.40/1,912,551.28
  6. Step 6: Final answer
    x = 974,777.97

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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.