Home / 1,600,876.80-2,400,537.60-890,150.40

Finding the Fourth Proportional to 1,600,876.80, 2,400,537.60 and 890,150.40

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Solution

The fourth proportional to 1,600,876.80, 2,400,537.60 and 890,150.40 is: 1,334,793.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600,876.80 : 2,400,537.60 = 890,150.40 : x
  2. Step 2: Convert to fraction form
    1,600,876.80/2,400,537.60 = 890,150.40/x
  3. Step 3: Cross multiply
    1,600,876.80x = 2,400,537.60 × 890,150.40
  4. Step 4: Simplify right side
    1,600,876.80x = 2,136,839,504,855.04
  5. Step 5: Solve for x
    x = 2,136,839,504,855.04/1,600,876.80
  6. Step 6: Final answer
    x = 1,334,793.22

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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.