Home / 1,761,952.40-2,648,458.20-1,728,774.80

Finding the Fourth Proportional to 1,761,952.40, 2,648,458.20 and 1,728,774.80

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Solution

The fourth proportional to 1,761,952.40, 2,648,458.20 and 1,728,774.80 is: 2,598,587.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,952.40 : 2,648,458.20 = 1,728,774.80 : x
  2. Step 2: Convert to fraction form
    1,761,952.40/2,648,458.20 = 1,728,774.80/x
  3. Step 3: Cross multiply
    1,761,952.40x = 2,648,458.20 × 1,728,774.80
  4. Step 4: Simplify right side
    1,761,952.40x = 4,578,587,795,013.36
  5. Step 5: Solve for x
    x = 4,578,587,795,013.36/1,761,952.40
  6. Step 6: Final answer
    x = 2,598,587.68

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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.