Home / 1,814,116.88-2,721,568.97-551,911.70

Finding the Fourth Proportional to 1,814,116.88, 2,721,568.97 and 551,911.70

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Solution

The fourth proportional to 1,814,116.88, 2,721,568.97 and 551,911.70 is: 827,987.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,814,116.88 : 2,721,568.97 = 551,911.70 : x
  2. Step 2: Convert to fraction form
    1,814,116.88/2,721,568.97 = 551,911.70/x
  3. Step 3: Cross multiply
    1,814,116.88x = 2,721,568.97 × 551,911.70
  4. Step 4: Simplify right side
    1,814,116.88x = 1,502,065,740,532.55
  5. Step 5: Solve for x
    x = 1,502,065,740,532.55/1,814,116.88
  6. Step 6: Final answer
    x = 827,987.30

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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.