Home / 3,074,356.90-4,611,703.20-1,277,422.12

Finding the Fourth Proportional to 3,074,356.90, 4,611,703.20 and 1,277,422.12

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Solution

The fourth proportional to 3,074,356.90, 4,611,703.20 and 1,277,422.12 is: 1,916,202.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,074,356.90 : 4,611,703.20 = 1,277,422.12 : x
  2. Step 2: Convert to fraction form
    3,074,356.90/4,611,703.20 = 1,277,422.12/x
  3. Step 3: Cross multiply
    3,074,356.90x = 4,611,703.20 × 1,277,422.12
  4. Step 4: Simplify right side
    3,074,356.90x = 5,891,091,678,554.79
  5. Step 5: Solve for x
    x = 5,891,091,678,554.79/3,074,356.90
  6. Step 6: Final answer
    x = 1,916,202.92

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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.