Home / 3,521,998.72-5,280,838.89-1,499,090.77

Finding the Fourth Proportional to 3,521,998.72, 5,280,838.89 and 1,499,090.77

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Solution

The fourth proportional to 3,521,998.72, 5,280,838.89 and 1,499,090.77 is: 2,247,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,998.72 : 5,280,838.89 = 1,499,090.77 : x
  2. Step 2: Convert to fraction form
    3,521,998.72/5,280,838.89 = 1,499,090.77/x
  3. Step 3: Cross multiply
    3,521,998.72x = 5,280,838.89 × 1,499,090.77
  4. Step 4: Simplify right side
    3,521,998.72x = 7,916,456,837,856.05
  5. Step 5: Solve for x
    x = 7,916,456,837,856.05/3,521,998.72
  6. Step 6: Final answer
    x = 2,247,717.13

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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.