Home / 1,995,050.34-2,992,996.34-647,108.28

Finding the Fourth Proportional to 1,995,050.34, 2,992,996.34 and 647,108.28

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Solution

The fourth proportional to 1,995,050.34, 2,992,996.34 and 647,108.28 is: 970,798.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,050.34 : 2,992,996.34 = 647,108.28 : x
  2. Step 2: Convert to fraction form
    1,995,050.34/2,992,996.34 = 647,108.28/x
  3. Step 3: Cross multiply
    1,995,050.34x = 2,992,996.34 × 647,108.28
  4. Step 4: Simplify right side
    1,995,050.34x = 1,936,792,710,388.15
  5. Step 5: Solve for x
    x = 1,936,792,710,388.15/1,995,050.34
  6. Step 6: Final answer
    x = 970,798.92

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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.