Home / 3,054,649.12-4,215,168.48-1,765,572.64

Finding the Fourth Proportional to 3,054,649.12, 4,215,168.48 and 1,765,572.64

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Solution

The fourth proportional to 3,054,649.12, 4,215,168.48 and 1,765,572.64 is: 2,436,347.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,649.12 : 4,215,168.48 = 1,765,572.64 : x
  2. Step 2: Convert to fraction form
    3,054,649.12/4,215,168.48 = 1,765,572.64/x
  3. Step 3: Cross multiply
    3,054,649.12x = 4,215,168.48 × 1,765,572.64
  4. Step 4: Simplify right side
    3,054,649.12x = 7,442,186,141,278.39
  5. Step 5: Solve for x
    x = 7,442,186,141,278.39/3,054,649.12
  6. Step 6: Final answer
    x = 2,436,347.30

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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.