Home / 3,652,997.61-5,478,610.10-1,521,919.05

Finding the Fourth Proportional to 3,652,997.61, 5,478,610.10 and 1,521,919.05

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Solution

The fourth proportional to 3,652,997.61, 5,478,610.10 and 1,521,919.05 is: 2,282,509.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,652,997.61 : 5,478,610.10 = 1,521,919.05 : x
  2. Step 2: Convert to fraction form
    3,652,997.61/5,478,610.10 = 1,521,919.05/x
  3. Step 3: Cross multiply
    3,652,997.61x = 5,478,610.10 × 1,521,919.05
  4. Step 4: Simplify right side
    3,652,997.61x = 8,338,001,071,102.81
  5. Step 5: Solve for x
    x = 8,338,001,071,102.81/3,652,997.61
  6. Step 6: Final answer
    x = 2,282,509.31

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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.