Home / 2,784,675.70-3,842,111.64-1,606,976.20

Finding the Fourth Proportional to 2,784,675.70, 3,842,111.64 and 1,606,976.20

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Solution

The fourth proportional to 2,784,675.70, 3,842,111.64 and 1,606,976.20 is: 2,217,199.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,675.70 : 3,842,111.64 = 1,606,976.20 : x
  2. Step 2: Convert to fraction form
    2,784,675.70/3,842,111.64 = 1,606,976.20/x
  3. Step 3: Cross multiply
    2,784,675.70x = 3,842,111.64 × 1,606,976.20
  4. Step 4: Simplify right side
    2,784,675.70x = 6,174,181,963,222.97
  5. Step 5: Solve for x
    x = 6,174,181,963,222.97/2,784,675.70
  6. Step 6: Final answer
    x = 2,217,199.64

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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.