Home / 1,871,753.40-2,806,247.70-749,244.60

Finding the Fourth Proportional to 1,871,753.40, 2,806,247.70 and 749,244.60

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Solution

The fourth proportional to 1,871,753.40, 2,806,247.70 and 749,244.60 is: 1,123,313.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,753.40 : 2,806,247.70 = 749,244.60 : x
  2. Step 2: Convert to fraction form
    1,871,753.40/2,806,247.70 = 749,244.60/x
  3. Step 3: Cross multiply
    1,871,753.40x = 2,806,247.70 × 749,244.60
  4. Step 4: Simplify right side
    1,871,753.40x = 2,102,565,935,487.42
  5. Step 5: Solve for x
    x = 2,102,565,935,487.42/1,871,753.40
  6. Step 6: Final answer
    x = 1,123,313.54

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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.