Home / 2,854,467.36-3,939,278.54-1,565,353.98

Finding the Fourth Proportional to 2,854,467.36, 3,939,278.54 and 1,565,353.98

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Solution

The fourth proportional to 2,854,467.36, 3,939,278.54 and 1,565,353.98 is: 2,160,250.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,467.36 : 3,939,278.54 = 1,565,353.98 : x
  2. Step 2: Convert to fraction form
    2,854,467.36/3,939,278.54 = 1,565,353.98/x
  3. Step 3: Cross multiply
    2,854,467.36x = 3,939,278.54 × 1,565,353.98
  4. Step 4: Simplify right side
    2,854,467.36x = 6,166,365,333,090.82
  5. Step 5: Solve for x
    x = 6,166,365,333,090.82/2,854,467.36
  6. Step 6: Final answer
    x = 2,160,250.78

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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.