Home / 1,971,294.20-2,956,722.60-551,493.80

Finding the Fourth Proportional to 1,971,294.20, 2,956,722.60 and 551,493.80

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Solution

The fourth proportional to 1,971,294.20, 2,956,722.60 and 551,493.80 is: 827,179.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,294.20 : 2,956,722.60 = 551,493.80 : x
  2. Step 2: Convert to fraction form
    1,971,294.20/2,956,722.60 = 551,493.80/x
  3. Step 3: Cross multiply
    1,971,294.20x = 2,956,722.60 × 551,493.80
  4. Step 4: Simplify right side
    1,971,294.20x = 1,630,614,182,219.88
  5. Step 5: Solve for x
    x = 1,630,614,182,219.88/1,971,294.20
  6. Step 6: Final answer
    x = 827,179.52

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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.