Home / 2,816,489.09-3,886,755.96-1,527,329.13

Finding the Fourth Proportional to 2,816,489.09, 3,886,755.96 and 1,527,329.13

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Solution

The fourth proportional to 2,816,489.09, 3,886,755.96 and 1,527,329.13 is: 2,107,714.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,489.09 : 3,886,755.96 = 1,527,329.13 : x
  2. Step 2: Convert to fraction form
    2,816,489.09/3,886,755.96 = 1,527,329.13/x
  3. Step 3: Cross multiply
    2,816,489.09x = 3,886,755.96 × 1,527,329.13
  4. Step 4: Simplify right side
    2,816,489.09x = 5,936,355,598,909.11
  5. Step 5: Solve for x
    x = 5,936,355,598,909.11/2,816,489.09
  6. Step 6: Final answer
    x = 2,107,714.75

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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.