Home / 5,394,783.40-8,091,138.30-1,608,389.80

Finding the Fourth Proportional to 5,394,783.40, 8,091,138.30 and 1,608,389.80

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Solution

The fourth proportional to 5,394,783.40, 8,091,138.30 and 1,608,389.80 is: 2,412,275.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,394,783.40 : 8,091,138.30 = 1,608,389.80 : x
  2. Step 2: Convert to fraction form
    5,394,783.40/8,091,138.30 = 1,608,389.80/x
  3. Step 3: Cross multiply
    5,394,783.40x = 8,091,138.30 × 1,608,389.80
  4. Step 4: Simplify right side
    5,394,783.40x = 13,013,704,312,109.34
  5. Step 5: Solve for x
    x = 13,013,704,312,109.34/5,394,783.40
  6. Step 6: Final answer
    x = 2,412,275.59

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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.