Home / 2,816,486.83-3,886,752.85-1,527,326.87

Finding the Fourth Proportional to 2,816,486.83, 3,886,752.85 and 1,527,326.87

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Solution

The fourth proportional to 2,816,486.83, 3,886,752.85 and 1,527,326.87 is: 2,107,711.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,486.83 : 3,886,752.85 = 1,527,326.87 : x
  2. Step 2: Convert to fraction form
    2,816,486.83/3,886,752.85 = 1,527,326.87/x
  3. Step 3: Cross multiply
    2,816,486.83x = 3,886,752.85 × 1,527,326.87
  4. Step 4: Simplify right side
    2,816,486.83x = 5,936,342,072,056.20
  5. Step 5: Solve for x
    x = 5,936,342,072,056.20/2,816,486.83
  6. Step 6: Final answer
    x = 2,107,711.64

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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.