Home / 1,611,946.62-2,417,832.41-489,928.14

Finding the Fourth Proportional to 1,611,946.62, 2,417,832.41 and 489,928.14

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Solution

The fourth proportional to 1,611,946.62, 2,417,832.41 and 489,928.14 is: 734,865.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,946.62 : 2,417,832.41 = 489,928.14 : x
  2. Step 2: Convert to fraction form
    1,611,946.62/2,417,832.41 = 489,928.14/x
  3. Step 3: Cross multiply
    1,611,946.62x = 2,417,832.41 × 489,928.14
  4. Step 4: Simplify right side
    1,611,946.62x = 1,184,564,133,013.38
  5. Step 5: Solve for x
    x = 1,184,564,133,013.38/1,611,946.62
  6. Step 6: Final answer
    x = 734,865.61

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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.