Home / 3,653,239.74-5,041,346.73-2,021,715.90

Finding the Fourth Proportional to 3,653,239.74, 5,041,346.73 and 2,021,715.90

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Solution

The fourth proportional to 3,653,239.74, 5,041,346.73 and 2,021,715.90 is: 2,789,899.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,653,239.74 : 5,041,346.73 = 2,021,715.90 : x
  2. Step 2: Convert to fraction form
    3,653,239.74/5,041,346.73 = 2,021,715.90/x
  3. Step 3: Cross multiply
    3,653,239.74x = 5,041,346.73 × 2,021,715.90
  4. Step 4: Simplify right side
    3,653,239.74x = 10,192,170,841,454.01
  5. Step 5: Solve for x
    x = 10,192,170,841,454.01/3,653,239.74
  6. Step 6: Final answer
    x = 2,789,899.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.