Home / 4,000,377.40-5,520,534.71-2,164,835.22

Finding the Fourth Proportional to 4,000,377.40, 5,520,534.71 and 2,164,835.22

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Solution

The fourth proportional to 4,000,377.40, 5,520,534.71 and 2,164,835.22 is: 2,987,480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000,377.40 : 5,520,534.71 = 2,164,835.22 : x
  2. Step 2: Convert to fraction form
    4,000,377.40/5,520,534.71 = 2,164,835.22/x
  3. Step 3: Cross multiply
    4,000,377.40x = 5,520,534.71 × 2,164,835.22
  4. Step 4: Simplify right side
    4,000,377.40x = 11,951,047,973,440.49
  5. Step 5: Solve for x
    x = 11,951,047,973,440.49/4,000,377.40
  6. Step 6: Final answer
    x = 2,987,480.12

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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.