Home / 4,087,903.60-6,131,855.40-1,956,890.80

Finding the Fourth Proportional to 4,087,903.60, 6,131,855.40 and 1,956,890.80

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Solution

The fourth proportional to 4,087,903.60, 6,131,855.40 and 1,956,890.80 is: 2,935,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087,903.60 : 6,131,855.40 = 1,956,890.80 : x
  2. Step 2: Convert to fraction form
    4,087,903.60/6,131,855.40 = 1,956,890.80/x
  3. Step 3: Cross multiply
    4,087,903.60x = 6,131,855.40 × 1,956,890.80
  4. Step 4: Simplify right side
    4,087,903.60x = 11,999,371,419,190.32
  5. Step 5: Solve for x
    x = 11,999,371,419,190.32/4,087,903.60
  6. Step 6: Final answer
    x = 2,935,336.20

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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.