Home / 1,026,617.64-1,540,143.27-386,907.84

Finding the Fourth Proportional to 1,026,617.64, 1,540,143.27 and 386,907.84

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Solution

The fourth proportional to 1,026,617.64, 1,540,143.27 and 386,907.84 is: 580,443.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,617.64 : 1,540,143.27 = 386,907.84 : x
  2. Step 2: Convert to fraction form
    1,026,617.64/1,540,143.27 = 386,907.84/x
  3. Step 3: Cross multiply
    1,026,617.64x = 1,540,143.27 × 386,907.84
  4. Step 4: Simplify right side
    1,026,617.64x = 595,893,505,886.24
  5. Step 5: Solve for x
    x = 595,893,505,886.24/1,026,617.64
  6. Step 6: Final answer
    x = 580,443.47

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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.