Home / 1,720,437.24-2,580,478.74-522,311.16

Finding the Fourth Proportional to 1,720,437.24, 2,580,478.74 and 522,311.16

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Solution

The fourth proportional to 1,720,437.24, 2,580,478.74 and 522,311.16 is: 783,412.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,437.24 : 2,580,478.74 = 522,311.16 : x
  2. Step 2: Convert to fraction form
    1,720,437.24/2,580,478.74 = 522,311.16/x
  3. Step 3: Cross multiply
    1,720,437.24x = 2,580,478.74 × 522,311.16
  4. Step 4: Simplify right side
    1,720,437.24x = 1,347,812,844,044.74
  5. Step 5: Solve for x
    x = 1,347,812,844,044.74/1,720,437.24
  6. Step 6: Final answer
    x = 783,412.97

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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.