Home / 1,717,740.30-2,576,610.45-819,612.30

Finding the Fourth Proportional to 1,717,740.30, 2,576,610.45 and 819,612.30

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Solution

The fourth proportional to 1,717,740.30, 2,576,610.45 and 819,612.30 is: 1,229,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,740.30 : 2,576,610.45 = 819,612.30 : x
  2. Step 2: Convert to fraction form
    1,717,740.30/2,576,610.45 = 819,612.30/x
  3. Step 3: Cross multiply
    1,717,740.30x = 2,576,610.45 × 819,612.30
  4. Step 4: Simplify right side
    1,717,740.30x = 2,111,821,617,128.54
  5. Step 5: Solve for x
    x = 2,111,821,617,128.54/1,717,740.30
  6. Step 6: Final answer
    x = 1,229,418.45

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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.