Home / 1,994,560.10-2,990,199.90-858,194.90

Finding the Fourth Proportional to 1,994,560.10, 2,990,199.90 and 858,194.90

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Solution

The fourth proportional to 1,994,560.10, 2,990,199.90 and 858,194.90 is: 1,286,586.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,560.10 : 2,990,199.90 = 858,194.90 : x
  2. Step 2: Convert to fraction form
    1,994,560.10/2,990,199.90 = 858,194.90/x
  3. Step 3: Cross multiply
    1,994,560.10x = 2,990,199.90 × 858,194.90
  4. Step 4: Simplify right side
    1,994,560.10x = 2,566,174,304,160.51
  5. Step 5: Solve for x
    x = 2,566,174,304,160.51/1,994,560.10
  6. Step 6: Final answer
    x = 1,286,586.60

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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.