Home / 6,998,592.38-10,497,888.56-1,679,808.38

Finding the Fourth Proportional to 6,998,592.38, 10,497,888.56 and 1,679,808.38

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Solution

The fourth proportional to 6,998,592.38, 10,497,888.56 and 1,679,808.38 is: 2,519,712.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,592.38 : 10,497,888.56 = 1,679,808.38 : x
  2. Step 2: Convert to fraction form
    6,998,592.38/10,497,888.56 = 1,679,808.38/x
  3. Step 3: Cross multiply
    6,998,592.38x = 10,497,888.56 × 1,679,808.38
  4. Step 4: Simplify right side
    6,998,592.38x = 17,634,441,127,104.21
  5. Step 5: Solve for x
    x = 17,634,441,127,104.21/6,998,592.38
  6. Step 6: Final answer
    x = 2,519,712.56

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Similar ratio
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1.5x scale

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.