Home / 1,959,507.73-2,939,447.49-761,522.59

Finding the Fourth Proportional to 1,959,507.73, 2,939,447.49 and 761,522.59

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Solution

The fourth proportional to 1,959,507.73, 2,939,447.49 and 761,522.59 is: 1,142,356.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,507.73 : 2,939,447.49 = 761,522.59 : x
  2. Step 2: Convert to fraction form
    1,959,507.73/2,939,447.49 = 761,522.59/x
  3. Step 3: Cross multiply
    1,959,507.73x = 2,939,447.49 × 761,522.59
  4. Step 4: Simplify right side
    1,959,507.73x = 2,238,455,665,753.80
  5. Step 5: Solve for x
    x = 2,238,455,665,753.80/1,959,507.73
  6. Step 6: Final answer
    x = 1,142,356.13

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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.