Home / 2,130,170.91-3,196,843.29-1,563,017.55

Finding the Fourth Proportional to 2,130,170.91, 3,196,843.29 and 1,563,017.55

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Solution

The fourth proportional to 2,130,170.91, 3,196,843.29 and 1,563,017.55 is: 2,345,690.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,170.91 : 3,196,843.29 = 1,563,017.55 : x
  2. Step 2: Convert to fraction form
    2,130,170.91/3,196,843.29 = 1,563,017.55/x
  3. Step 3: Cross multiply
    2,130,170.91x = 3,196,843.29 × 1,563,017.55
  4. Step 4: Simplify right side
    2,130,170.91x = 4,996,722,166,869.74
  5. Step 5: Solve for x
    x = 4,996,722,166,869.74/2,130,170.91
  6. Step 6: Final answer
    x = 2,345,690.73

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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.