Home / 1,458,388.28-2,187,801.20-511,592.24

Finding the Fourth Proportional to 1,458,388.28, 2,187,801.20 and 511,592.24

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Solution

The fourth proportional to 1,458,388.28, 2,187,801.20 and 511,592.24 is: 767,465.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,388.28 : 2,187,801.20 = 511,592.24 : x
  2. Step 2: Convert to fraction form
    1,458,388.28/2,187,801.20 = 511,592.24/x
  3. Step 3: Cross multiply
    1,458,388.28x = 2,187,801.20 × 511,592.24
  4. Step 4: Simplify right side
    1,458,388.28x = 1,119,262,106,922.66
  5. Step 5: Solve for x
    x = 1,119,262,106,922.66/1,458,388.28
  6. Step 6: Final answer
    x = 767,465.10

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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.