Home / 4,117,564.80-6,178,773.60-1,721,224.80

Finding the Fourth Proportional to 4,117,564.80, 6,178,773.60 and 1,721,224.80

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Solution

The fourth proportional to 4,117,564.80, 6,178,773.60 and 1,721,224.80 is: 2,582,851.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117,564.80 : 6,178,773.60 = 1,721,224.80 : x
  2. Step 2: Convert to fraction form
    4,117,564.80/6,178,773.60 = 1,721,224.80/x
  3. Step 3: Cross multiply
    4,117,564.80x = 6,178,773.60 × 1,721,224.80
  4. Step 4: Simplify right side
    4,117,564.80x = 10,635,058,353,905.28
  5. Step 5: Solve for x
    x = 10,635,058,353,905.28/4,117,564.80
  6. Step 6: Final answer
    x = 2,582,851.48

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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.