Home / 1,939,688.66-2,676,046.66-1,936,698.14

Finding the Fourth Proportional to 1,939,688.66, 2,676,046.66 and 1,936,698.14

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Solution

The fourth proportional to 1,939,688.66, 2,676,046.66 and 1,936,698.14 is: 2,671,920.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,688.66 : 2,676,046.66 = 1,936,698.14 : x
  2. Step 2: Convert to fraction form
    1,939,688.66/2,676,046.66 = 1,936,698.14/x
  3. Step 3: Cross multiply
    1,939,688.66x = 2,676,046.66 × 1,936,698.14
  4. Step 4: Simplify right side
    1,939,688.66x = 5,182,694,570,753.23
  5. Step 5: Solve for x
    x = 5,182,694,570,753.23/1,939,688.66
  6. Step 6: Final answer
    x = 2,671,920.86

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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.