Home / 4,673,927.20-7,011,546.90-1,478,720.20

Finding the Fourth Proportional to 4,673,927.20, 7,011,546.90 and 1,478,720.20

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Solution

The fourth proportional to 4,673,927.20, 7,011,546.90 and 1,478,720.20 is: 2,218,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673,927.20 : 7,011,546.90 = 1,478,720.20 : x
  2. Step 2: Convert to fraction form
    4,673,927.20/7,011,546.90 = 1,478,720.20/x
  3. Step 3: Cross multiply
    4,673,927.20x = 7,011,546.90 × 1,478,720.20
  4. Step 4: Simplify right side
    4,673,927.20x = 10,368,116,034,277.38
  5. Step 5: Solve for x
    x = 10,368,116,034,277.38/4,673,927.20
  6. Step 6: Final answer
    x = 2,218,287.87

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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.