Home / 1,959,506.73-2,939,445.99-761,521.59

Finding the Fourth Proportional to 1,959,506.73, 2,939,445.99 and 761,521.59

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Solution

The fourth proportional to 1,959,506.73, 2,939,445.99 and 761,521.59 is: 1,142,354.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,506.73 : 2,939,445.99 = 761,521.59 : x
  2. Step 2: Convert to fraction form
    1,959,506.73/2,939,445.99 = 761,521.59/x
  3. Step 3: Cross multiply
    1,959,506.73x = 2,939,445.99 × 761,521.59
  4. Step 4: Simplify right side
    1,959,506.73x = 2,238,451,584,023.92
  5. Step 5: Solve for x
    x = 2,238,451,584,023.92/1,959,506.73
  6. Step 6: Final answer
    x = 1,142,354.63

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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.