Home / 1,609,939.70-2,414,909.56-863,443.70

Finding the Fourth Proportional to 1,609,939.70, 2,414,909.56 and 863,443.70

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Solution

The fourth proportional to 1,609,939.70, 2,414,909.56 and 863,443.70 is: 1,295,165.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,939.70 : 2,414,909.56 = 863,443.70 : x
  2. Step 2: Convert to fraction form
    1,609,939.70/2,414,909.56 = 863,443.70/x
  3. Step 3: Cross multiply
    1,609,939.70x = 2,414,909.56 × 863,443.70
  4. Step 4: Simplify right side
    1,609,939.70x = 2,085,138,445,651.77
  5. Step 5: Solve for x
    x = 2,085,138,445,651.77/1,609,939.70
  6. Step 6: Final answer
    x = 1,295,165.56

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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.