Home / 2,291,857.79-3,162,578.61-1,325,050.39

Finding the Fourth Proportional to 2,291,857.79, 3,162,578.61 and 1,325,050.39

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Solution

The fourth proportional to 2,291,857.79, 3,162,578.61 and 1,325,050.39 is: 1,828,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,291,857.79 : 3,162,578.61 = 1,325,050.39 : x
  2. Step 2: Convert to fraction form
    2,291,857.79/3,162,578.61 = 1,325,050.39/x
  3. Step 3: Cross multiply
    2,291,857.79x = 3,162,578.61 × 1,325,050.39
  4. Step 4: Simplify right side
    2,291,857.79x = 4,190,576,020,586.16
  5. Step 5: Solve for x
    x = 4,190,576,020,586.16/2,291,857.79
  6. Step 6: Final answer
    x = 1,828,462.50

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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.