Home / 3,854,851.29-5,319,615.47-2,135,956.77

Finding the Fourth Proportional to 3,854,851.29, 5,319,615.47 and 2,135,956.77

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Solution

The fourth proportional to 3,854,851.29, 5,319,615.47 and 2,135,956.77 is: 2,947,576.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854,851.29 : 5,319,615.47 = 2,135,956.77 : x
  2. Step 2: Convert to fraction form
    3,854,851.29/5,319,615.47 = 2,135,956.77/x
  3. Step 3: Cross multiply
    3,854,851.29x = 5,319,615.47 × 2,135,956.77
  4. Step 4: Simplify right side
    3,854,851.29x = 11,362,468,666,263.45
  5. Step 5: Solve for x
    x = 11,362,468,666,263.45/3,854,851.29
  6. Step 6: Final answer
    x = 2,947,576.39

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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.