Home / 1,429,879.56-2,144,817.62-364,921.74

Finding the Fourth Proportional to 1,429,879.56, 2,144,817.62 and 364,921.74

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Solution

The fourth proportional to 1,429,879.56, 2,144,817.62 and 364,921.74 is: 547,382.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,879.56 : 2,144,817.62 = 364,921.74 : x
  2. Step 2: Convert to fraction form
    1,429,879.56/2,144,817.62 = 364,921.74/x
  3. Step 3: Cross multiply
    1,429,879.56x = 2,144,817.62 × 364,921.74
  4. Step 4: Simplify right side
    1,429,879.56x = 782,690,576,048.45
  5. Step 5: Solve for x
    x = 782,690,576,048.45/1,429,879.56
  6. Step 6: Final answer
    x = 547,382.17

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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.