Home / 1,516,921.30-2,275,721.34-570,300.22

Finding the Fourth Proportional to 1,516,921.30, 2,275,721.34 and 570,300.22

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Solution

The fourth proportional to 1,516,921.30, 2,275,721.34 and 570,300.22 is: 855,577.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,921.30 : 2,275,721.34 = 570,300.22 : x
  2. Step 2: Convert to fraction form
    1,516,921.30/2,275,721.34 = 570,300.22/x
  3. Step 3: Cross multiply
    1,516,921.30x = 2,275,721.34 × 570,300.22
  4. Step 4: Simplify right side
    1,516,921.30x = 1,297,844,375,171.39
  5. Step 5: Solve for x
    x = 1,297,844,375,171.39/1,516,921.30
  6. Step 6: Final answer
    x = 855,577.92

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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.