Home / 1,269,053.44-1,904,323.12-510,776.80

Finding the Fourth Proportional to 1,269,053.44, 1,904,323.12 and 510,776.80

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Solution

The fourth proportional to 1,269,053.44, 1,904,323.12 and 510,776.80 is: 766,464.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,053.44 : 1,904,323.12 = 510,776.80 : x
  2. Step 2: Convert to fraction form
    1,269,053.44/1,904,323.12 = 510,776.80/x
  3. Step 3: Cross multiply
    1,269,053.44x = 1,904,323.12 × 510,776.80
  4. Step 4: Simplify right side
    1,269,053.44x = 972,684,069,399.62
  5. Step 5: Solve for x
    x = 972,684,069,399.62/1,269,053.44
  6. Step 6: Final answer
    x = 766,464.23

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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.