Home / 4,724,742.28-7,088,146.98-1,530,191.38

Finding the Fourth Proportional to 4,724,742.28, 7,088,146.98 and 1,530,191.38

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Solution

The fourth proportional to 4,724,742.28, 7,088,146.98 and 1,530,191.38 is: 2,295,621.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,724,742.28 : 7,088,146.98 = 1,530,191.38 : x
  2. Step 2: Convert to fraction form
    4,724,742.28/7,088,146.98 = 1,530,191.38/x
  3. Step 3: Cross multiply
    4,724,742.28x = 7,088,146.98 × 1,530,191.38
  4. Step 4: Simplify right side
    4,724,742.28x = 10,846,221,408,969.03
  5. Step 5: Solve for x
    x = 10,846,221,408,969.03/4,724,742.28
  6. Step 6: Final answer
    x = 2,295,621.81

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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.