Home / 1,911,009.56-2,866,929.06-581,279

Finding the Fourth Proportional to 1,911,009.56, 2,866,929.06 and 581,279

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Solution

The fourth proportional to 1,911,009.56, 2,866,929.06 and 581,279 is: 872,044.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,911,009.56 : 2,866,929.06 = 581,279 : x
  2. Step 2: Convert to fraction form
    1,911,009.56/2,866,929.06 = 581,279/x
  3. Step 3: Cross multiply
    1,911,009.56x = 2,866,929.06 × 581,279
  4. Step 4: Simplify right side
    1,911,009.56x = 1,666,485,657,067.74
  5. Step 5: Solve for x
    x = 1,666,485,657,067.74/1,911,009.56
  6. Step 6: Final answer
    x = 872,044.65

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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.