Home / 3,369,724.60-4,649,574.86-1,919,388.28

Finding the Fourth Proportional to 3,369,724.60, 4,649,574.86 and 1,919,388.28

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Solution

The fourth proportional to 3,369,724.60, 4,649,574.86 and 1,919,388.28 is: 2,648,388.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,369,724.60 : 4,649,574.86 = 1,919,388.28 : x
  2. Step 2: Convert to fraction form
    3,369,724.60/4,649,574.86 = 1,919,388.28/x
  3. Step 3: Cross multiply
    3,369,724.60x = 4,649,574.86 × 1,919,388.28
  4. Step 4: Simplify right side
    3,369,724.60x = 8,924,339,493,266.64
  5. Step 5: Solve for x
    x = 8,924,339,493,266.64/3,369,724.60
  6. Step 6: Final answer
    x = 2,648,388.39

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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.