Home / 2,687,512.35-3,709,577.51-1,828,570.85

Finding the Fourth Proportional to 2,687,512.35, 3,709,577.51 and 1,828,570.85

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Solution

The fourth proportional to 2,687,512.35, 3,709,577.51 and 1,828,570.85 is: 2,523,979.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,687,512.35 : 3,709,577.51 = 1,828,570.85 : x
  2. Step 2: Convert to fraction form
    2,687,512.35/3,709,577.51 = 1,828,570.85/x
  3. Step 3: Cross multiply
    2,687,512.35x = 3,709,577.51 × 1,828,570.85
  4. Step 4: Simplify right side
    2,687,512.35x = 6,783,225,300,601.58
  5. Step 5: Solve for x
    x = 6,783,225,300,601.58/2,687,512.35
  6. Step 6: Final answer
    x = 2,523,979.21

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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.