Home / 5,486,595.72-8,229,870.08-1,387,955.62

Finding the Fourth Proportional to 5,486,595.72, 8,229,870.08 and 1,387,955.62

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Solution

The fourth proportional to 5,486,595.72, 8,229,870.08 and 1,387,955.62 is: 2,081,927.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486,595.72 : 8,229,870.08 = 1,387,955.62 : x
  2. Step 2: Convert to fraction form
    5,486,595.72/8,229,870.08 = 1,387,955.62/x
  3. Step 3: Cross multiply
    5,486,595.72x = 8,229,870.08 × 1,387,955.62
  4. Step 4: Simplify right side
    5,486,595.72x = 11,422,694,437,958.24
  5. Step 5: Solve for x
    x = 11,422,694,437,958.24/5,486,595.72
  6. Step 6: Final answer
    x = 2,081,927.49

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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.