Home / 6,998,571-10,497,856.50-1,679,787

Finding the Fourth Proportional to 6,998,571, 10,497,856.50 and 1,679,787

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Solution

The fourth proportional to 6,998,571, 10,497,856.50 and 1,679,787 is: 2,519,680.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,998,571 : 10,497,856.50 = 1,679,787 : x
  2. Step 2: Convert to fraction form
    6,998,571/10,497,856.50 = 1,679,787/x
  3. Step 3: Cross multiply
    6,998,571x = 10,497,856.50 × 1,679,787
  4. Step 4: Simplify right side
    6,998,571x = 17,634,162,876,565.50
  5. Step 5: Solve for x
    x = 17,634,162,876,565.50/6,998,571
  6. Step 6: Final answer
    x = 2,519,680.50

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Double scale
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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.