Home / 1,074,449.61-1,611,551.43-400,553.10

Finding the Fourth Proportional to 1,074,449.61, 1,611,551.43 and 400,553.10

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Solution

The fourth proportional to 1,074,449.61, 1,611,551.43 and 400,553.10 is: 600,783.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,449.61 : 1,611,551.43 = 400,553.10 : x
  2. Step 2: Convert to fraction form
    1,074,449.61/1,611,551.43 = 400,553.10/x
  3. Step 3: Cross multiply
    1,074,449.61x = 1,611,551.43 × 400,553.10
  4. Step 4: Simplify right side
    1,074,449.61x = 645,511,921,095.93
  5. Step 5: Solve for x
    x = 645,511,921,095.93/1,074,449.61
  6. Step 6: Final answer
    x = 600,783.80

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1.5x scale

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.