Home / 1,891,889.51-2,836,459.51-754,310.52

Finding the Fourth Proportional to 1,891,889.51, 2,836,459.51 and 754,310.52

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Solution

The fourth proportional to 1,891,889.51, 2,836,459.51 and 754,310.52 is: 1,130,917.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,891,889.51 : 2,836,459.51 = 754,310.52 : x
  2. Step 2: Convert to fraction form
    1,891,889.51/2,836,459.51 = 754,310.52/x
  3. Step 3: Cross multiply
    1,891,889.51x = 2,836,459.51 × 754,310.52
  4. Step 4: Simplify right side
    1,891,889.51x = 2,139,571,246,061.27
  5. Step 5: Solve for x
    x = 2,139,571,246,061.27/1,891,889.51
  6. Step 6: Final answer
    x = 1,130,917.66

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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.