Home / 2,378,024.80-3,567,409.02-780,224.47

Finding the Fourth Proportional to 2,378,024.80, 3,567,409.02 and 780,224.47

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Solution

The fourth proportional to 2,378,024.80, 3,567,409.02 and 780,224.47 is: 1,170,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,024.80 : 3,567,409.02 = 780,224.47 : x
  2. Step 2: Convert to fraction form
    2,378,024.80/3,567,409.02 = 780,224.47/x
  3. Step 3: Cross multiply
    2,378,024.80x = 3,567,409.02 × 780,224.47
  4. Step 4: Simplify right side
    2,378,024.80x = 2,783,379,802,984.20
  5. Step 5: Solve for x
    x = 2,783,379,802,984.20/2,378,024.80
  6. Step 6: Final answer
    x = 1,170,458.70

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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.