Home / 3,136,015.40-4,704,023.10-1,858,677.80

Finding the Fourth Proportional to 3,136,015.40, 4,704,023.10 and 1,858,677.80

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Solution

The fourth proportional to 3,136,015.40, 4,704,023.10 and 1,858,677.80 is: 2,788,016.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136,015.40 : 4,704,023.10 = 1,858,677.80 : x
  2. Step 2: Convert to fraction form
    3,136,015.40/4,704,023.10 = 1,858,677.80/x
  3. Step 3: Cross multiply
    3,136,015.40x = 4,704,023.10 × 1,858,677.80
  4. Step 4: Simplify right side
    3,136,015.40x = 8,743,263,306,657.18
  5. Step 5: Solve for x
    x = 8,743,263,306,657.18/3,136,015.40
  6. Step 6: Final answer
    x = 2,788,016.70

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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.