Home / 1,959,445.56-2,939,353.85-761,460.27

Finding the Fourth Proportional to 1,959,445.56, 2,939,353.85 and 761,460.27

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Solution

The fourth proportional to 1,959,445.56, 2,939,353.85 and 761,460.27 is: 1,142,262.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,445.56 : 2,939,353.85 = 761,460.27 : x
  2. Step 2: Convert to fraction form
    1,959,445.56/2,939,353.85 = 761,460.27/x
  3. Step 3: Cross multiply
    1,959,445.56x = 2,939,353.85 × 761,460.27
  4. Step 4: Simplify right side
    1,959,445.56x = 2,238,201,167,127.61
  5. Step 5: Solve for x
    x = 2,238,201,167,127.61/1,959,445.56
  6. Step 6: Final answer
    x = 1,142,262.49

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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.