Home / 1,959,519.96-2,939,465.88-761,534.82

Finding the Fourth Proportional to 1,959,519.96, 2,939,465.88 and 761,534.82

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Solution

The fourth proportional to 1,959,519.96, 2,939,465.88 and 761,534.82 is: 1,142,374.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,519.96 : 2,939,465.88 = 761,534.82 : x
  2. Step 2: Convert to fraction form
    1,959,519.96/2,939,465.88 = 761,534.82/x
  3. Step 3: Cross multiply
    1,959,519.96x = 2,939,465.88 × 761,534.82
  4. Step 4: Simplify right side
    1,959,519.96x = 2,238,505,619,821.94
  5. Step 5: Solve for x
    x = 2,238,505,619,821.94/1,959,519.96
  6. Step 6: Final answer
    x = 1,142,374.49

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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.