Home / 1,824,101.40-2,728,278.90-1,540,666.20

Finding the Fourth Proportional to 1,824,101.40, 2,728,278.90 and 1,540,666.20

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Solution

The fourth proportional to 1,824,101.40, 2,728,278.90 and 1,540,666.20 is: 2,304,349.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,824,101.40 : 2,728,278.90 = 1,540,666.20 : x
  2. Step 2: Convert to fraction form
    1,824,101.40/2,728,278.90 = 1,540,666.20/x
  3. Step 3: Cross multiply
    1,824,101.40x = 2,728,278.90 × 1,540,666.20
  4. Step 4: Simplify right side
    1,824,101.40x = 4,203,367,085,403.18
  5. Step 5: Solve for x
    x = 4,203,367,085,403.18/1,824,101.40
  6. Step 6: Final answer
    x = 2,304,349.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.