Home / 3,886,072.91-5,816,979.10-2,862,557.06

Finding the Fourth Proportional to 3,886,072.91, 5,816,979.10 and 2,862,557.06

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Solution

The fourth proportional to 3,886,072.91, 5,816,979.10 and 2,862,557.06 is: 4,284,900.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886,072.91 : 5,816,979.10 = 2,862,557.06 : x
  2. Step 2: Convert to fraction form
    3,886,072.91/5,816,979.10 = 2,862,557.06/x
  3. Step 3: Cross multiply
    3,886,072.91x = 5,816,979.10 × 2,862,557.06
  4. Step 4: Simplify right side
    3,886,072.91x = 16,651,434,547,179.77
  5. Step 5: Solve for x
    x = 16,651,434,547,179.77/3,886,072.91
  6. Step 6: Final answer
    x = 4,284,900.19

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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.