Home / 2,982,971.20-4,116,528.44-1,693,838.65

Finding the Fourth Proportional to 2,982,971.20, 4,116,528.44 and 1,693,838.65

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Solution

The fourth proportional to 2,982,971.20, 4,116,528.44 and 1,693,838.65 is: 2,337,513.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982,971.20 : 4,116,528.44 = 1,693,838.65 : x
  2. Step 2: Convert to fraction form
    2,982,971.20/4,116,528.44 = 1,693,838.65/x
  3. Step 3: Cross multiply
    2,982,971.20x = 4,116,528.44 × 1,693,838.65
  4. Step 4: Simplify right side
    2,982,971.20x = 6,972,734,975,496.21
  5. Step 5: Solve for x
    x = 6,972,734,975,496.21/2,982,971.20
  6. Step 6: Final answer
    x = 2,337,513.34

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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.