Home / 5,480,543.80-8,220,815.70-1,694,409.40

Finding the Fourth Proportional to 5,480,543.80, 8,220,815.70 and 1,694,409.40

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Solution

The fourth proportional to 5,480,543.80, 8,220,815.70 and 1,694,409.40 is: 2,541,614.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,480,543.80 : 8,220,815.70 = 1,694,409.40 : x
  2. Step 2: Convert to fraction form
    5,480,543.80/8,220,815.70 = 1,694,409.40/x
  3. Step 3: Cross multiply
    5,480,543.80x = 8,220,815.70 × 1,694,409.40
  4. Step 4: Simplify right side
    5,480,543.80x = 13,929,427,397,747.58
  5. Step 5: Solve for x
    x = 13,929,427,397,747.58/5,480,543.80
  6. Step 6: Final answer
    x = 2,541,614.10

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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.