Home / 3,167,433.18-4,370,030.19-1,790,643.78

Finding the Fourth Proportional to 3,167,433.18, 4,370,030.19 and 1,790,643.78

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Solution

The fourth proportional to 3,167,433.18, 4,370,030.19 and 1,790,643.78 is: 2,470,507.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,433.18 : 4,370,030.19 = 1,790,643.78 : x
  2. Step 2: Convert to fraction form
    3,167,433.18/4,370,030.19 = 1,790,643.78/x
  3. Step 3: Cross multiply
    3,167,433.18x = 4,370,030.19 × 1,790,643.78
  4. Step 4: Simplify right side
    3,167,433.18x = 7,825,167,378,135.72
  5. Step 5: Solve for x
    x = 7,825,167,378,135.72/3,167,433.18
  6. Step 6: Final answer
    x = 2,470,507.48

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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.