Home / 1,871,215.75-2,806,400.33-859,365.01

Finding the Fourth Proportional to 1,871,215.75, 2,806,400.33 and 859,365.01

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Solution

The fourth proportional to 1,871,215.75, 2,806,400.33 and 859,365.01 is: 1,288,853.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,215.75 : 2,806,400.33 = 859,365.01 : x
  2. Step 2: Convert to fraction form
    1,871,215.75/2,806,400.33 = 859,365.01/x
  3. Step 3: Cross multiply
    1,871,215.75x = 2,806,400.33 × 859,365.01
  4. Step 4: Simplify right side
    1,871,215.75x = 2,411,722,247,654.45
  5. Step 5: Solve for x
    x = 2,411,722,247,654.45/1,871,215.75
  6. Step 6: Final answer
    x = 1,288,853.11

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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.