Home / 1,531,783.98-2,297,500.74-409,940.46

Finding the Fourth Proportional to 1,531,783.98, 2,297,500.74 and 409,940.46

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Solution

The fourth proportional to 1,531,783.98, 2,297,500.74 and 409,940.46 is: 614,863.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,531,783.98 : 2,297,500.74 = 409,940.46 : x
  2. Step 2: Convert to fraction form
    1,531,783.98/2,297,500.74 = 409,940.46/x
  3. Step 3: Cross multiply
    1,531,783.98x = 2,297,500.74 × 409,940.46
  4. Step 4: Simplify right side
    1,531,783.98x = 941,838,510,205.94
  5. Step 5: Solve for x
    x = 941,838,510,205.94/1,531,783.98
  6. Step 6: Final answer
    x = 614,863.79

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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.