Home / 1,993,653.24-2,990,335.26-779,001.54

Finding the Fourth Proportional to 1,993,653.24, 2,990,335.26 and 779,001.54

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Solution

The fourth proportional to 1,993,653.24, 2,990,335.26 and 779,001.54 is: 1,168,445.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,993,653.24 : 2,990,335.26 = 779,001.54 : x
  2. Step 2: Convert to fraction form
    1,993,653.24/2,990,335.26 = 779,001.54/x
  3. Step 3: Cross multiply
    1,993,653.24x = 2,990,335.26 × 779,001.54
  4. Step 4: Simplify right side
    1,993,653.24x = 2,329,475,772,656.30
  5. Step 5: Solve for x
    x = 2,329,475,772,656.30/1,993,653.24
  6. Step 6: Final answer
    x = 1,168,445.81

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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.