Home / 3,905,561.36-5,854,208.54-1,777,140.15

Finding the Fourth Proportional to 3,905,561.36, 5,854,208.54 and 1,777,140.15

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Solution

The fourth proportional to 3,905,561.36, 5,854,208.54 and 1,777,140.15 is: 2,663,829.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,561.36 : 5,854,208.54 = 1,777,140.15 : x
  2. Step 2: Convert to fraction form
    3,905,561.36/5,854,208.54 = 1,777,140.15/x
  3. Step 3: Cross multiply
    3,905,561.36x = 5,854,208.54 × 1,777,140.15
  4. Step 4: Simplify right side
    3,905,561.36x = 10,403,749,034,021.18
  5. Step 5: Solve for x
    x = 10,403,749,034,021.18/3,905,561.36
  6. Step 6: Final answer
    x = 2,663,829.37

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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.