Home / 1,615,184.20-2,422,776.30-551,427.40

Finding the Fourth Proportional to 1,615,184.20, 2,422,776.30 and 551,427.40

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Solution

The fourth proportional to 1,615,184.20, 2,422,776.30 and 551,427.40 is: 827,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,615,184.20 : 2,422,776.30 = 551,427.40 : x
  2. Step 2: Convert to fraction form
    1,615,184.20/2,422,776.30 = 551,427.40/x
  3. Step 3: Cross multiply
    1,615,184.20x = 2,422,776.30 × 551,427.40
  4. Step 4: Simplify right side
    1,615,184.20x = 1,335,985,235,890.62
  5. Step 5: Solve for x
    x = 1,335,985,235,890.62/1,615,184.20
  6. Step 6: Final answer
    x = 827,141.10

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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.