Home / 1,599,743.80-2,399,615.70-1,442,279.80

Finding the Fourth Proportional to 1,599,743.80, 2,399,615.70 and 1,442,279.80

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Solution

The fourth proportional to 1,599,743.80, 2,399,615.70 and 1,442,279.80 is: 2,163,419.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,599,743.80 : 2,399,615.70 = 1,442,279.80 : x
  2. Step 2: Convert to fraction form
    1,599,743.80/2,399,615.70 = 1,442,279.80/x
  3. Step 3: Cross multiply
    1,599,743.80x = 2,399,615.70 × 1,442,279.80
  4. Step 4: Simplify right side
    1,599,743.80x = 3,460,917,251,872.86
  5. Step 5: Solve for x
    x = 3,460,917,251,872.86/1,599,743.80
  6. Step 6: Final answer
    x = 2,163,419.70

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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.