Home / 1,611,943.36-2,417,827.54-489,924.88

Finding the Fourth Proportional to 1,611,943.36, 2,417,827.54 and 489,924.88

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Solution

The fourth proportional to 1,611,943.36, 2,417,827.54 and 489,924.88 is: 734,860.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,943.36 : 2,417,827.54 = 489,924.88 : x
  2. Step 2: Convert to fraction form
    1,611,943.36/2,417,827.54 = 489,924.88/x
  3. Step 3: Cross multiply
    1,611,943.36x = 2,417,827.54 × 489,924.88
  4. Step 4: Simplify right side
    1,611,943.36x = 1,184,553,867,395.20
  5. Step 5: Solve for x
    x = 1,184,553,867,395.20/1,611,943.36
  6. Step 6: Final answer
    x = 734,860.73

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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.