Home / 2,227,261.40-3,073,622.71-1,208,666.15

Finding the Fourth Proportional to 2,227,261.40, 3,073,622.71 and 1,208,666.15

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Solution

The fourth proportional to 2,227,261.40, 3,073,622.71 and 1,208,666.15 is: 1,667,960.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227,261.40 : 3,073,622.71 = 1,208,666.15 : x
  2. Step 2: Convert to fraction form
    2,227,261.40/3,073,622.71 = 1,208,666.15/x
  3. Step 3: Cross multiply
    2,227,261.40x = 3,073,622.71 × 1,208,666.15
  4. Step 4: Simplify right side
    2,227,261.40x = 3,714,983,732,110.66
  5. Step 5: Solve for x
    x = 3,714,983,732,110.66/2,227,261.40
  6. Step 6: Final answer
    x = 1,667,960.36

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1.5x scale

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.