Home / 2,985,382.29-4,116,571.83-2,016,830.87

Finding the Fourth Proportional to 2,985,382.29, 4,116,571.83 and 2,016,830.87

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Solution

The fourth proportional to 2,985,382.29, 4,116,571.83 and 2,016,830.87 is: 2,781,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,382.29 : 4,116,571.83 = 2,016,830.87 : x
  2. Step 2: Convert to fraction form
    2,985,382.29/4,116,571.83 = 2,016,830.87/x
  3. Step 3: Cross multiply
    2,985,382.29x = 4,116,571.83 × 2,016,830.87
  4. Step 4: Simplify right side
    2,985,382.29x = 8,302,429,124,733.53
  5. Step 5: Solve for x
    x = 8,302,429,124,733.53/2,985,382.29
  6. Step 6: Final answer
    x = 2,781,027.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.