Home / 2,892,305.92-4,339,648-1,272,240.64

Finding the Fourth Proportional to 2,892,305.92, 4,339,648 and 1,272,240.64

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Solution

The fourth proportional to 2,892,305.92, 4,339,648 and 1,272,240.64 is: 1,908,884.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,892,305.92 : 4,339,648 = 1,272,240.64 : x
  2. Step 2: Convert to fraction form
    2,892,305.92/4,339,648 = 1,272,240.64/x
  3. Step 3: Cross multiply
    2,892,305.92x = 4,339,648 × 1,272,240.64
  4. Step 4: Simplify right side
    2,892,305.92x = 5,521,076,548,894.72
  5. Step 5: Solve for x
    x = 5,521,076,548,894.72/2,892,305.92
  6. Step 6: Final answer
    x = 1,908,884.02

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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.