Home / 1,552,982.02-2,142,785.75-979,689.94

Finding the Fourth Proportional to 1,552,982.02, 2,142,785.75 and 979,689.94

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Solution

The fourth proportional to 1,552,982.02, 2,142,785.75 and 979,689.94 is: 1,351,764.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,552,982.02 : 2,142,785.75 = 979,689.94 : x
  2. Step 2: Convert to fraction form
    1,552,982.02/2,142,785.75 = 979,689.94/x
  3. Step 3: Cross multiply
    1,552,982.02x = 2,142,785.75 × 979,689.94
  4. Step 4: Simplify right side
    1,552,982.02x = 2,099,265,632,594.94
  5. Step 5: Solve for x
    x = 2,099,265,632,594.94/1,552,982.02
  6. Step 6: Final answer
    x = 1,351,764.29

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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.