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Finding the Fourth Proportional to 1,356,114, 1,871,524.80 and 752,502

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Solution

The fourth proportional to 1,356,114, 1,871,524.80 and 752,502 is: 1,038,501.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,114 : 1,871,524.80 = 752,502 : x
  2. Step 2: Convert to fraction form
    1,356,114/1,871,524.80 = 752,502/x
  3. Step 3: Cross multiply
    1,356,114x = 1,871,524.80 × 752,502
  4. Step 4: Simplify right side
    1,356,114x = 1,408,326,155,049.60
  5. Step 5: Solve for x
    x = 1,408,326,155,049.60/1,356,114
  6. Step 6: Final answer
    x = 1,038,501.30

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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.