Home / 1,022,401.10-1,410,907.20-557,254.46

Finding the Fourth Proportional to 1,022,401.10, 1,410,907.20 and 557,254.46

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Solution

The fourth proportional to 1,022,401.10, 1,410,907.20 and 557,254.46 is: 769,007.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,401.10 : 1,410,907.20 = 557,254.46 : x
  2. Step 2: Convert to fraction form
    1,022,401.10/1,410,907.20 = 557,254.46/x
  3. Step 3: Cross multiply
    1,022,401.10x = 1,410,907.20 × 557,254.46
  4. Step 4: Simplify right side
    1,022,401.10x = 786,234,329,846.11
  5. Step 5: Solve for x
    x = 786,234,329,846.11/1,022,401.10
  6. Step 6: Final answer
    x = 769,007.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.