Home / 1,022,556.86-1,531,467.17-509,287.10

Finding the Fourth Proportional to 1,022,556.86, 1,531,467.17 and 509,287.10

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Solution

The fourth proportional to 1,022,556.86, 1,531,467.17 and 509,287.10 is: 762,751.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,556.86 : 1,531,467.17 = 509,287.10 : x
  2. Step 2: Convert to fraction form
    1,022,556.86/1,531,467.17 = 509,287.10/x
  3. Step 3: Cross multiply
    1,022,556.86x = 1,531,467.17 × 509,287.10
  4. Step 4: Simplify right side
    1,022,556.86x = 779,956,463,550.74
  5. Step 5: Solve for x
    x = 779,956,463,550.74/1,022,556.86
  6. Step 6: Final answer
    x = 762,751.20

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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.