Home / 1,356,037-1,871,331.06-752,522.12

Finding the Fourth Proportional to 1,356,037, 1,871,331.06 and 752,522.12

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Solution

The fourth proportional to 1,356,037, 1,871,331.06 and 752,522.12 is: 1,038,480.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,037 : 1,871,331.06 = 752,522.12 : x
  2. Step 2: Convert to fraction form
    1,356,037/1,871,331.06 = 752,522.12/x
  3. Step 3: Cross multiply
    1,356,037x = 1,871,331.06 × 752,522.12
  4. Step 4: Simplify right side
    1,356,037x = 1,408,218,016,493.05
  5. Step 5: Solve for x
    x = 1,408,218,016,493.05/1,356,037
  6. Step 6: Final answer
    x = 1,038,480.53

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.