Home / 1,545,185.84-2,318,110.92-520,617.96

Finding the Fourth Proportional to 1,545,185.84, 2,318,110.92 and 520,617.96

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Solution

The fourth proportional to 1,545,185.84, 2,318,110.92 and 520,617.96 is: 781,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,185.84 : 2,318,110.92 = 520,617.96 : x
  2. Step 2: Convert to fraction form
    1,545,185.84/2,318,110.92 = 520,617.96/x
  3. Step 3: Cross multiply
    1,545,185.84x = 2,318,110.92 × 520,617.96
  4. Step 4: Simplify right side
    1,545,185.84x = 1,206,850,178,224.12
  5. Step 5: Solve for x
    x = 1,206,850,178,224.12/1,545,185.84
  6. Step 6: Final answer
    x = 781,038.85

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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.