Home / 3,058,288.51-4,221,080.31-1,939,953.92

Finding the Fourth Proportional to 3,058,288.51, 4,221,080.31 and 1,939,953.92

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Solution

The fourth proportional to 3,058,288.51, 4,221,080.31 and 1,939,953.92 is: 2,677,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,288.51 : 4,221,080.31 = 1,939,953.92 : x
  2. Step 2: Convert to fraction form
    3,058,288.51/4,221,080.31 = 1,939,953.92/x
  3. Step 3: Cross multiply
    3,058,288.51x = 4,221,080.31 × 1,939,953.92
  4. Step 4: Simplify right side
    3,058,288.51x = 8,188,701,304,572.02
  5. Step 5: Solve for x
    x = 8,188,701,304,572.02/3,058,288.51
  6. Step 6: Final answer
    x = 2,677,543.76

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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.