Home / 2,213,268.30-3,319,902.45-697,142.70

Finding the Fourth Proportional to 2,213,268.30, 3,319,902.45 and 697,142.70

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Solution

The fourth proportional to 2,213,268.30, 3,319,902.45 and 697,142.70 is: 1,045,714.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213,268.30 : 3,319,902.45 = 697,142.70 : x
  2. Step 2: Convert to fraction form
    2,213,268.30/3,319,902.45 = 697,142.70/x
  3. Step 3: Cross multiply
    2,213,268.30x = 3,319,902.45 × 697,142.70
  4. Step 4: Simplify right side
    2,213,268.30x = 2,314,445,757,729.61
  5. Step 5: Solve for x
    x = 2,314,445,757,729.61/2,213,268.30
  6. Step 6: Final answer
    x = 1,045,714.05

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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.