Home / 3,816,520.32-5,266,830.96-2,097,680.88

Finding the Fourth Proportional to 3,816,520.32, 5,266,830.96 and 2,097,680.88

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Solution

The fourth proportional to 3,816,520.32, 5,266,830.96 and 2,097,680.88 is: 2,894,817.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816,520.32 : 5,266,830.96 = 2,097,680.88 : x
  2. Step 2: Convert to fraction form
    3,816,520.32/5,266,830.96 = 2,097,680.88/x
  3. Step 3: Cross multiply
    3,816,520.32x = 5,266,830.96 × 2,097,680.88
  4. Step 4: Simplify right side
    3,816,520.32x = 11,048,130,602,984.04
  5. Step 5: Solve for x
    x = 11,048,130,602,984.04/3,816,520.32
  6. Step 6: Final answer
    x = 2,894,817.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.