Home / 1,015,318.38-1,522,583.91-541,745.40

Finding the Fourth Proportional to 1,015,318.38, 1,522,583.91 and 541,745.40

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Solution

The fourth proportional to 1,015,318.38, 1,522,583.91 and 541,745.40 is: 812,408.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,015,318.38 : 1,522,583.91 = 541,745.40 : x
  2. Step 2: Convert to fraction form
    1,015,318.38/1,522,583.91 = 541,745.40/x
  3. Step 3: Cross multiply
    1,015,318.38x = 1,522,583.91 × 541,745.40
  4. Step 4: Simplify right side
    1,015,318.38x = 824,852,829,356.51
  5. Step 5: Solve for x
    x = 824,852,829,356.51/1,015,318.38
  6. Step 6: Final answer
    x = 812,408.05

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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.