Home / 1,917,243.54-2,877,352.47-720,254.70

Finding the Fourth Proportional to 1,917,243.54, 2,877,352.47 and 720,254.70

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Solution

The fourth proportional to 1,917,243.54, 2,877,352.47 and 720,254.70 is: 1,080,940.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,243.54 : 2,877,352.47 = 720,254.70 : x
  2. Step 2: Convert to fraction form
    1,917,243.54/2,877,352.47 = 720,254.70/x
  3. Step 3: Cross multiply
    1,917,243.54x = 2,877,352.47 × 720,254.70
  4. Step 4: Simplify right side
    1,917,243.54x = 2,072,426,640,074.11
  5. Step 5: Solve for x
    x = 2,072,426,640,074.11/1,917,243.54
  6. Step 6: Final answer
    x = 1,080,940.73

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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.