Home / 1,871,980.13-2,806,247.94-1,017,803.54

Finding the Fourth Proportional to 1,871,980.13, 2,806,247.94 and 1,017,803.54

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Solution

The fourth proportional to 1,871,980.13, 2,806,247.94 and 1,017,803.54 is: 1,525,768.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,980.13 : 2,806,247.94 = 1,017,803.54 : x
  2. Step 2: Convert to fraction form
    1,871,980.13/2,806,247.94 = 1,017,803.54/x
  3. Step 3: Cross multiply
    1,871,980.13x = 2,806,247.94 × 1,017,803.54
  4. Step 4: Simplify right side
    1,871,980.13x = 2,856,209,090,648.56
  5. Step 5: Solve for x
    x = 2,856,209,090,648.56/1,871,980.13
  6. Step 6: Final answer
    x = 1,525,768.91

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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.