Home / 1,611,942.36-2,417,826.04-489,923.88

Finding the Fourth Proportional to 1,611,942.36, 2,417,826.04 and 489,923.88

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Solution

The fourth proportional to 1,611,942.36, 2,417,826.04 and 489,923.88 is: 734,859.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,942.36 : 2,417,826.04 = 489,923.88 : x
  2. Step 2: Convert to fraction form
    1,611,942.36/2,417,826.04 = 489,923.88/x
  3. Step 3: Cross multiply
    1,611,942.36x = 2,417,826.04 × 489,923.88
  4. Step 4: Simplify right side
    1,611,942.36x = 1,184,550,714,681.84
  5. Step 5: Solve for x
    x = 1,184,550,714,681.84/1,611,942.36
  6. Step 6: Final answer
    x = 734,859.23

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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.