Home / 1,785,489.65-2,678,256.26-523,342.79

Finding the Fourth Proportional to 1,785,489.65, 2,678,256.26 and 523,342.79

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Solution

The fourth proportional to 1,785,489.65, 2,678,256.26 and 523,342.79 is: 785,020.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785,489.65 : 2,678,256.26 = 523,342.79 : x
  2. Step 2: Convert to fraction form
    1,785,489.65/2,678,256.26 = 523,342.79/x
  3. Step 3: Cross multiply
    1,785,489.65x = 2,678,256.26 × 523,342.79
  4. Step 4: Simplify right side
    1,785,489.65x = 1,401,646,100,826.65
  5. Step 5: Solve for x
    x = 1,401,646,100,826.65/1,785,489.65
  6. Step 6: Final answer
    x = 785,020.57

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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.