Home / 1,482,289.41-2,222,889.32-509,377.65

Finding the Fourth Proportional to 1,482,289.41, 2,222,889.32 and 509,377.65

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Solution

The fourth proportional to 1,482,289.41, 2,222,889.32 and 509,377.65 is: 763,879.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,289.41 : 2,222,889.32 = 509,377.65 : x
  2. Step 2: Convert to fraction form
    1,482,289.41/2,222,889.32 = 509,377.65/x
  3. Step 3: Cross multiply
    1,482,289.41x = 2,222,889.32 × 509,377.65
  4. Step 4: Simplify right side
    1,482,289.41x = 1,132,290,135,484.81
  5. Step 5: Solve for x
    x = 1,132,290,135,484.81/1,482,289.41
  6. Step 6: Final answer
    x = 763,879.26

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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.