Home / 1,356,115.14-1,871,526.36-752,503.14

Finding the Fourth Proportional to 1,356,115.14, 1,871,526.36 and 752,503.14

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Solution

The fourth proportional to 1,356,115.14, 1,871,526.36 and 752,503.14 is: 1,038,502.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,356,115.14 : 1,871,526.36 = 752,503.14 : x
  2. Step 2: Convert to fraction form
    1,356,115.14/1,871,526.36 = 752,503.14/x
  3. Step 3: Cross multiply
    1,356,115.14x = 1,871,526.36 × 752,503.14
  4. Step 4: Simplify right side
    1,356,115.14x = 1,408,329,462,492.77
  5. Step 5: Solve for x
    x = 1,408,329,462,492.77/1,356,115.14
  6. Step 6: Final answer
    x = 1,038,502.87

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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.