Home / 1,720,491.80-2,580,570.94-522,424.65

Finding the Fourth Proportional to 1,720,491.80, 2,580,570.94 and 522,424.65

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Solution

The fourth proportional to 1,720,491.80, 2,580,570.94 and 522,424.65 is: 783,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,491.80 : 2,580,570.94 = 522,424.65 : x
  2. Step 2: Convert to fraction form
    1,720,491.80/2,580,570.94 = 522,424.65/x
  3. Step 3: Cross multiply
    1,720,491.80x = 2,580,570.94 × 522,424.65
  4. Step 4: Simplify right side
    1,720,491.80x = 1,348,153,857,226.82
  5. Step 5: Solve for x
    x = 1,348,153,857,226.82/1,720,491.80
  6. Step 6: Final answer
    x = 783,586.33

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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.