Home / 1,939,792.52-2,676,996.24-1,080,352.64

Finding the Fourth Proportional to 1,939,792.52, 2,676,996.24 and 1,080,352.64

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Solution

The fourth proportional to 1,939,792.52, 2,676,996.24 and 1,080,352.64 is: 1,490,932.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,792.52 : 2,676,996.24 = 1,080,352.64 : x
  2. Step 2: Convert to fraction form
    1,939,792.52/2,676,996.24 = 1,080,352.64/x
  3. Step 3: Cross multiply
    1,939,792.52x = 2,676,996.24 × 1,080,352.64
  4. Step 4: Simplify right side
    1,939,792.52x = 2,892,099,955,154.07
  5. Step 5: Solve for x
    x = 2,892,099,955,154.07/1,939,792.52
  6. Step 6: Final answer
    x = 1,490,932.63

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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.