Home / 4,697,999.70-7,046,999.55-2,808,431.70

Finding the Fourth Proportional to 4,697,999.70, 7,046,999.55 and 2,808,431.70

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Solution

The fourth proportional to 4,697,999.70, 7,046,999.55 and 2,808,431.70 is: 4,212,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,697,999.70 : 7,046,999.55 = 2,808,431.70 : x
  2. Step 2: Convert to fraction form
    4,697,999.70/7,046,999.55 = 2,808,431.70/x
  3. Step 3: Cross multiply
    4,697,999.70x = 7,046,999.55 × 2,808,431.70
  4. Step 4: Simplify right side
    4,697,999.70x = 19,791,016,926,105.73
  5. Step 5: Solve for x
    x = 19,791,016,926,105.73/4,697,999.70
  6. Step 6: Final answer
    x = 4,212,647.55

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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.