Home / 2,033,990.70-2,806,702.80-1,218,173.50

Finding the Fourth Proportional to 2,033,990.70, 2,806,702.80 and 1,218,173.50

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Solution

The fourth proportional to 2,033,990.70, 2,806,702.80 and 1,218,173.50 is: 1,680,957.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,033,990.70 : 2,806,702.80 = 1,218,173.50 : x
  2. Step 2: Convert to fraction form
    2,033,990.70/2,806,702.80 = 1,218,173.50/x
  3. Step 3: Cross multiply
    2,033,990.70x = 2,806,702.80 × 1,218,173.50
  4. Step 4: Simplify right side
    2,033,990.70x = 3,419,050,973,335.80
  5. Step 5: Solve for x
    x = 3,419,050,973,335.80/2,033,990.70
  6. Step 6: Final answer
    x = 1,680,957.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.