Home / 3,424,876.83-5,136,907.01-900,728.91

Finding the Fourth Proportional to 3,424,876.83, 5,136,907.01 and 900,728.91

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Solution

The fourth proportional to 3,424,876.83, 5,136,907.01 and 900,728.91 is: 1,350,986.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,424,876.83 : 5,136,907.01 = 900,728.91 : x
  2. Step 2: Convert to fraction form
    3,424,876.83/5,136,907.01 = 900,728.91/x
  3. Step 3: Cross multiply
    3,424,876.83x = 5,136,907.01 × 900,728.91
  4. Step 4: Simplify right side
    3,424,876.83x = 4,626,960,647,385.01
  5. Step 5: Solve for x
    x = 4,626,960,647,385.01/3,424,876.83
  6. Step 6: Final answer
    x = 1,350,986.00

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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.