Home / 1,873,722.12-2,810,162.88-861,872.34

Finding the Fourth Proportional to 1,873,722.12, 2,810,162.88 and 861,872.34

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Solution

The fourth proportional to 1,873,722.12, 2,810,162.88 and 861,872.34 is: 1,292,615.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,873,722.12 : 2,810,162.88 = 861,872.34 : x
  2. Step 2: Convert to fraction form
    1,873,722.12/2,810,162.88 = 861,872.34/x
  3. Step 3: Cross multiply
    1,873,722.12x = 2,810,162.88 × 861,872.34
  4. Step 4: Simplify right side
    1,873,722.12x = 2,422,001,657,166.74
  5. Step 5: Solve for x
    x = 2,422,001,657,166.74/1,873,722.12
  6. Step 6: Final answer
    x = 1,292,615.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.