Home / 1,911,008.56-2,866,927.56-581,278

Finding the Fourth Proportional to 1,911,008.56, 2,866,927.56 and 581,278

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Solution

The fourth proportional to 1,911,008.56, 2,866,927.56 and 581,278 is: 872,043.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,008.56 : 2,866,927.56 = 581,278 : x
  2. Step 2: Convert to fraction form
    1,911,008.56/2,866,927.56 = 581,278/x
  3. Step 3: Cross multiply
    1,911,008.56x = 2,866,927.56 × 581,278
  4. Step 4: Simplify right side
    1,911,008.56x = 1,666,481,918,221.68
  5. Step 5: Solve for x
    x = 1,666,481,918,221.68/1,911,008.56
  6. Step 6: Final answer
    x = 872,043.15

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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.