Home / 3,121,215.30-4,364,102.70-3,121,215.30

Finding the Fourth Proportional to 3,121,215.30, 4,364,102.70 and 3,121,215.30

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Solution

The fourth proportional to 3,121,215.30, 4,364,102.70 and 3,121,215.30 is: 4,364,102.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,215.30 : 4,364,102.70 = 3,121,215.30 : x
  2. Step 2: Convert to fraction form
    3,121,215.30/4,364,102.70 = 3,121,215.30/x
  3. Step 3: Cross multiply
    3,121,215.30x = 4,364,102.70 × 3,121,215.30
  4. Step 4: Simplify right side
    3,121,215.30x = 13,621,304,118,011.31
  5. Step 5: Solve for x
    x = 13,621,304,118,011.31/3,121,215.30
  6. Step 6: Final answer
    x = 4,364,102.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.