Home / 1,720,491.30-2,580,570.19-522,424.15

Finding the Fourth Proportional to 1,720,491.30, 2,580,570.19 and 522,424.15

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Solution

The fourth proportional to 1,720,491.30, 2,580,570.19 and 522,424.15 is: 783,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,491.30 : 2,580,570.19 = 522,424.15 : x
  2. Step 2: Convert to fraction form
    1,720,491.30/2,580,570.19 = 522,424.15/x
  3. Step 3: Cross multiply
    1,720,491.30x = 2,580,570.19 × 522,424.15
  4. Step 4: Simplify right side
    1,720,491.30x = 1,348,152,188,026.09
  5. Step 5: Solve for x
    x = 1,348,152,188,026.09/1,720,491.30
  6. Step 6: Final answer
    x = 783,585.59

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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.