Home / 1,817,392.72-2,507,889.28-1,001,550.86

Finding the Fourth Proportional to 1,817,392.72, 2,507,889.28 and 1,001,550.86

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Solution

The fourth proportional to 1,817,392.72, 2,507,889.28 and 1,001,550.86 is: 1,382,078.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817,392.72 : 2,507,889.28 = 1,001,550.86 : x
  2. Step 2: Convert to fraction form
    1,817,392.72/2,507,889.28 = 1,001,550.86/x
  3. Step 3: Cross multiply
    1,817,392.72x = 2,507,889.28 × 1,001,550.86
  4. Step 4: Simplify right side
    1,817,392.72x = 2,511,778,665,168.78
  5. Step 5: Solve for x
    x = 2,511,778,665,168.78/1,817,392.72
  6. Step 6: Final answer
    x = 1,382,078.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.