Home / 2,069,490.45-3,104,107.64-772,390.34

Finding the Fourth Proportional to 2,069,490.45, 3,104,107.64 and 772,390.34

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Solution

The fourth proportional to 2,069,490.45, 3,104,107.64 and 772,390.34 is: 1,158,537.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069,490.45 : 3,104,107.64 = 772,390.34 : x
  2. Step 2: Convert to fraction form
    2,069,490.45/3,104,107.64 = 772,390.34/x
  3. Step 3: Cross multiply
    2,069,490.45x = 3,104,107.64 × 772,390.34
  4. Step 4: Simplify right side
    2,069,490.45x = 2,397,582,736,073.71
  5. Step 5: Solve for x
    x = 2,397,582,736,073.71/2,069,490.45
  6. Step 6: Final answer
    x = 1,158,537.71

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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.