Home / 2,195,440.90-3,293,475.12-679,253.32

Finding the Fourth Proportional to 2,195,440.90, 3,293,475.12 and 679,253.32

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Solution

The fourth proportional to 2,195,440.90, 3,293,475.12 and 679,253.32 is: 1,018,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,195,440.90 : 3,293,475.12 = 679,253.32 : x
  2. Step 2: Convert to fraction form
    2,195,440.90/3,293,475.12 = 679,253.32/x
  3. Step 3: Cross multiply
    2,195,440.90x = 3,293,475.12 × 679,253.32
  4. Step 4: Simplify right side
    2,195,440.90x = 2,237,103,909,597.40
  5. Step 5: Solve for x
    x = 2,237,103,909,597.40/2,195,440.90
  6. Step 6: Final answer
    x = 1,018,977.06

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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.