Home / 2,877,153.14-3,970,188.66-1,587,910.30

Finding the Fourth Proportional to 2,877,153.14, 3,970,188.66 and 1,587,910.30

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Solution

The fourth proportional to 2,877,153.14, 3,970,188.66 and 1,587,910.30 is: 2,191,160.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877,153.14 : 3,970,188.66 = 1,587,910.30 : x
  2. Step 2: Convert to fraction form
    2,877,153.14/3,970,188.66 = 1,587,910.30/x
  3. Step 3: Cross multiply
    2,877,153.14x = 3,970,188.66 × 1,587,910.30
  4. Step 4: Simplify right side
    2,877,153.14x = 6,304,303,466,157.20
  5. Step 5: Solve for x
    x = 6,304,303,466,157.20/2,877,153.14
  6. Step 6: Final answer
    x = 2,191,160.21

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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.