Home / 5,406,136.52-7,420,728.62-4,780,583.24

Finding the Fourth Proportional to 5,406,136.52, 7,420,728.62 and 4,780,583.24

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Solution

The fourth proportional to 5,406,136.52, 7,420,728.62 and 4,780,583.24 is: 6,562,063.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,406,136.52 : 7,420,728.62 = 4,780,583.24 : x
  2. Step 2: Convert to fraction form
    5,406,136.52/7,420,728.62 = 4,780,583.24/x
  3. Step 3: Cross multiply
    5,406,136.52x = 7,420,728.62 × 4,780,583.24
  4. Step 4: Simplify right side
    5,406,136.52x = 35,475,410,869,360.33
  5. Step 5: Solve for x
    x = 35,475,410,869,360.33/5,406,136.52
  6. Step 6: Final answer
    x = 6,562,063.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.