Home / 5,816,963.60-8,718,187.80-2,978,205.20

Finding the Fourth Proportional to 5,816,963.60, 8,718,187.80 and 2,978,205.20

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Solution

The fourth proportional to 5,816,963.60, 8,718,187.80 and 2,978,205.20 is: 4,463,592.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,816,963.60 : 8,718,187.80 = 2,978,205.20 : x
  2. Step 2: Convert to fraction form
    5,816,963.60/8,718,187.80 = 2,978,205.20/x
  3. Step 3: Cross multiply
    5,816,963.60x = 8,718,187.80 × 2,978,205.20
  4. Step 4: Simplify right side
    5,816,963.60x = 25,964,552,240,536.56
  5. Step 5: Solve for x
    x = 25,964,552,240,536.56/5,816,963.60
  6. Step 6: Final answer
    x = 4,463,592.01

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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.