Home / 1,874,404.80-2,811,607.20-1,800,921.60

Finding the Fourth Proportional to 1,874,404.80, 2,811,607.20 and 1,800,921.60

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Solution

The fourth proportional to 1,874,404.80, 2,811,607.20 and 1,800,921.60 is: 2,701,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,404.80 : 2,811,607.20 = 1,800,921.60 : x
  2. Step 2: Convert to fraction form
    1,874,404.80/2,811,607.20 = 1,800,921.60/x
  3. Step 3: Cross multiply
    1,874,404.80x = 2,811,607.20 × 1,800,921.60
  4. Step 4: Simplify right side
    1,874,404.80x = 5,063,484,137,195.52
  5. Step 5: Solve for x
    x = 5,063,484,137,195.52/1,874,404.80
  6. Step 6: Final answer
    x = 2,701,382.40

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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.