Home / 1,019,981.85-1,529,972.78-614,074.65

Finding the Fourth Proportional to 1,019,981.85, 1,529,972.78 and 614,074.65

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Solution

The fourth proportional to 1,019,981.85, 1,529,972.78 and 614,074.65 is: 921,111.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,019,981.85 : 1,529,972.78 = 614,074.65 : x
  2. Step 2: Convert to fraction form
    1,019,981.85/1,529,972.78 = 614,074.65/x
  3. Step 3: Cross multiply
    1,019,981.85x = 1,529,972.78 × 614,074.65
  4. Step 4: Simplify right side
    1,019,981.85x = 939,517,496,317.65
  5. Step 5: Solve for x
    x = 939,517,496,317.65/1,019,981.85
  6. Step 6: Final answer
    x = 921,111.98

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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.