Home / 3,509,895.96-5,265,165.23-985,534.20

Finding the Fourth Proportional to 3,509,895.96, 5,265,165.23 and 985,534.20

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Solution

The fourth proportional to 3,509,895.96, 5,265,165.23 and 985,534.20 is: 1,478,391.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,509,895.96 : 5,265,165.23 = 985,534.20 : x
  2. Step 2: Convert to fraction form
    3,509,895.96/5,265,165.23 = 985,534.20/x
  3. Step 3: Cross multiply
    3,509,895.96x = 5,265,165.23 × 985,534.20
  4. Step 4: Simplify right side
    3,509,895.96x = 5,189,000,402,815.87
  5. Step 5: Solve for x
    x = 5,189,000,402,815.87/3,509,895.96
  6. Step 6: Final answer
    x = 1,478,391.51

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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.