Home / 1,969,780.73-2,718,339.00-1,110,340.76

Finding the Fourth Proportional to 1,969,780.73, 2,718,339.00 and 1,110,340.76

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Solution

The fourth proportional to 1,969,780.73, 2,718,339.00 and 1,110,340.76 is: 1,532,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,780.73 : 2,718,339.00 = 1,110,340.76 : x
  2. Step 2: Convert to fraction form
    1,969,780.73/2,718,339.00 = 1,110,340.76/x
  3. Step 3: Cross multiply
    1,969,780.73x = 2,718,339.00 × 1,110,340.76
  4. Step 4: Simplify right side
    1,969,780.73x = 3,018,282,572,054.24
  5. Step 5: Solve for x
    x = 3,018,282,572,054.24/1,969,780.73
  6. Step 6: Final answer
    x = 1,532,293.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.