Home / 2,869,808.62-3,960,410.88-1,563,110.20

Finding the Fourth Proportional to 2,869,808.62, 3,960,410.88 and 1,563,110.20

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Solution

The fourth proportional to 2,869,808.62, 3,960,410.88 and 1,563,110.20 is: 2,157,132.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869,808.62 : 3,960,410.88 = 1,563,110.20 : x
  2. Step 2: Convert to fraction form
    2,869,808.62/3,960,410.88 = 1,563,110.20/x
  3. Step 3: Cross multiply
    2,869,808.62x = 3,960,410.88 × 1,563,110.20
  4. Step 4: Simplify right side
    2,869,808.62x = 6,190,558,642,718.98
  5. Step 5: Solve for x
    x = 6,190,558,642,718.98/2,869,808.62
  6. Step 6: Final answer
    x = 2,157,132.92

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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.