Home / 1,271,271.15-1,905,909.75-597,005.43

Finding the Fourth Proportional to 1,271,271.15, 1,905,909.75 and 597,005.43

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Solution

The fourth proportional to 1,271,271.15, 1,905,909.75 and 597,005.43 is: 895,039.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,271.15 : 1,905,909.75 = 597,005.43 : x
  2. Step 2: Convert to fraction form
    1,271,271.15/1,905,909.75 = 597,005.43/x
  3. Step 3: Cross multiply
    1,271,271.15x = 1,905,909.75 × 597,005.43
  4. Step 4: Simplify right side
    1,271,271.15x = 1,137,838,469,839.94
  5. Step 5: Solve for x
    x = 1,137,838,469,839.94/1,271,271.15
  6. Step 6: Final answer
    x = 895,039.95

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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.