Home / 2,927,004.72-4,390,507.14-1,929,499.44

Finding the Fourth Proportional to 2,927,004.72, 4,390,507.14 and 1,929,499.44

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Solution

The fourth proportional to 2,927,004.72, 4,390,507.14 and 1,929,499.44 is: 2,894,249.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,004.72 : 4,390,507.14 = 1,929,499.44 : x
  2. Step 2: Convert to fraction form
    2,927,004.72/4,390,507.14 = 1,929,499.44/x
  3. Step 3: Cross multiply
    2,927,004.72x = 4,390,507.14 × 1,929,499.44
  4. Step 4: Simplify right side
    2,927,004.72x = 8,471,481,067,946.00
  5. Step 5: Solve for x
    x = 8,471,481,067,946.00/2,927,004.72
  6. Step 6: Final answer
    x = 2,894,249.20

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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.