Home / 2,810,192-4,215,298.98-680,272.64

Finding the Fourth Proportional to 2,810,192, 4,215,298.98 and 680,272.64

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Solution

The fourth proportional to 2,810,192, 4,215,298.98 and 680,272.64 is: 1,020,411.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,810,192 : 4,215,298.98 = 680,272.64 : x
  2. Step 2: Convert to fraction form
    2,810,192/4,215,298.98 = 680,272.64/x
  3. Step 3: Cross multiply
    2,810,192x = 4,215,298.98 × 680,272.64
  4. Step 4: Simplify right side
    2,810,192x = 2,867,552,565,513.91
  5. Step 5: Solve for x
    x = 2,867,552,565,513.91/2,810,192
  6. Step 6: Final answer
    x = 1,020,411.62

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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.