Home / 1,509,149.26-2,263,725.51-387,218.26

Finding the Fourth Proportional to 1,509,149.26, 2,263,725.51 and 387,218.26

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Solution

The fourth proportional to 1,509,149.26, 2,263,725.51 and 387,218.26 is: 580,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,149.26 : 2,263,725.51 = 387,218.26 : x
  2. Step 2: Convert to fraction form
    1,509,149.26/2,263,725.51 = 387,218.26/x
  3. Step 3: Cross multiply
    1,509,149.26x = 2,263,725.51 × 387,218.26
  4. Step 4: Simplify right side
    1,509,149.26x = 876,555,853,099.81
  5. Step 5: Solve for x
    x = 876,555,853,099.81/1,509,149.26
  6. Step 6: Final answer
    x = 580,827.81

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1.5x scale

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.