Home / 3,005,480.94-4,147,989.03-1,859,930.34

Finding the Fourth Proportional to 3,005,480.94, 4,147,989.03 and 1,859,930.34

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Solution

The fourth proportional to 3,005,480.94, 4,147,989.03 and 1,859,930.34 is: 2,566,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,480.94 : 4,147,989.03 = 1,859,930.34 : x
  2. Step 2: Convert to fraction form
    3,005,480.94/4,147,989.03 = 1,859,930.34/x
  3. Step 3: Cross multiply
    3,005,480.94x = 4,147,989.03 × 1,859,930.34
  4. Step 4: Simplify right side
    3,005,480.94x = 7,714,970,646,884.17
  5. Step 5: Solve for x
    x = 7,714,970,646,884.17/3,005,480.94
  6. Step 6: Final answer
    x = 2,566,967.08

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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.