Home / 1,274,033.70-1,911,984.30-937,979.91

Finding the Fourth Proportional to 1,274,033.70, 1,911,984.30 and 937,979.91

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Solution

The fourth proportional to 1,274,033.70, 1,911,984.30 and 937,979.91 is: 1,407,657.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,033.70 : 1,911,984.30 = 937,979.91 : x
  2. Step 2: Convert to fraction form
    1,274,033.70/1,911,984.30 = 937,979.91/x
  3. Step 3: Cross multiply
    1,274,033.70x = 1,911,984.30 × 937,979.91
  4. Step 4: Simplify right side
    1,274,033.70x = 1,793,402,861,635.41
  5. Step 5: Solve for x
    x = 1,793,402,861,635.41/1,274,033.70
  6. Step 6: Final answer
    x = 1,407,657.32

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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.