Home / 3,546,444.60-5,319,666.90-2,128,102.20

Finding the Fourth Proportional to 3,546,444.60, 5,319,666.90 and 2,128,102.20

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Solution

The fourth proportional to 3,546,444.60, 5,319,666.90 and 2,128,102.20 is: 3,192,153.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,546,444.60 : 5,319,666.90 = 2,128,102.20 : x
  2. Step 2: Convert to fraction form
    3,546,444.60/5,319,666.90 = 2,128,102.20/x
  3. Step 3: Cross multiply
    3,546,444.60x = 5,319,666.90 × 2,128,102.20
  4. Step 4: Simplify right side
    3,546,444.60x = 11,320,794,833,157.18
  5. Step 5: Solve for x
    x = 11,320,794,833,157.18/3,546,444.60
  6. Step 6: Final answer
    x = 3,192,153.30

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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.