Home / 1,074,392.78-1,611,414.04-316,056.94

Finding the Fourth Proportional to 1,074,392.78, 1,611,414.04 and 316,056.94

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Solution

The fourth proportional to 1,074,392.78, 1,611,414.04 and 316,056.94 is: 474,033.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,392.78 : 1,611,414.04 = 316,056.94 : x
  2. Step 2: Convert to fraction form
    1,074,392.78/1,611,414.04 = 316,056.94/x
  3. Step 3: Cross multiply
    1,074,392.78x = 1,611,414.04 × 316,056.94
  4. Step 4: Simplify right side
    1,074,392.78x = 509,298,590,555.44
  5. Step 5: Solve for x
    x = 509,298,590,555.44/1,074,392.78
  6. Step 6: Final answer
    x = 474,033.89

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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.