Home / 1,026,875.80-1,540,270.80-268,700.44

Finding the Fourth Proportional to 1,026,875.80, 1,540,270.80 and 268,700.44

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Solution

The fourth proportional to 1,026,875.80, 1,540,270.80 and 268,700.44 is: 403,039.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,875.80 : 1,540,270.80 = 268,700.44 : x
  2. Step 2: Convert to fraction form
    1,026,875.80/1,540,270.80 = 268,700.44/x
  3. Step 3: Cross multiply
    1,026,875.80x = 1,540,270.80 × 268,700.44
  4. Step 4: Simplify right side
    1,026,875.80x = 413,871,441,679.15
  5. Step 5: Solve for x
    x = 413,871,441,679.15/1,026,875.80
  6. Step 6: Final answer
    x = 403,039.43

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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.