Home / 1,919,776.02-2,880,137.76-571,933.38

Finding the Fourth Proportional to 1,919,776.02, 2,880,137.76 and 571,933.38

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Solution

The fourth proportional to 1,919,776.02, 2,880,137.76 and 571,933.38 is: 858,041.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,919,776.02 : 2,880,137.76 = 571,933.38 : x
  2. Step 2: Convert to fraction form
    1,919,776.02/2,880,137.76 = 571,933.38/x
  3. Step 3: Cross multiply
    1,919,776.02x = 2,880,137.76 × 571,933.38
  4. Step 4: Simplify right side
    1,919,776.02x = 1,647,246,923,942.43
  5. Step 5: Solve for x
    x = 1,647,246,923,942.43/1,919,776.02
  6. Step 6: Final answer
    x = 858,041.20

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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.