Home / 2,990,475.11-4,485,495.76-1,168,497.56

Finding the Fourth Proportional to 2,990,475.11, 4,485,495.76 and 1,168,497.56

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Solution

The fourth proportional to 2,990,475.11, 4,485,495.76 and 1,168,497.56 is: 1,752,661.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,990,475.11 : 4,485,495.76 = 1,168,497.56 : x
  2. Step 2: Convert to fraction form
    2,990,475.11/4,485,495.76 = 1,168,497.56/x
  3. Step 3: Cross multiply
    2,990,475.11x = 4,485,495.76 × 1,168,497.56
  4. Step 4: Simplify right side
    2,990,475.11x = 5,241,290,850,950.35
  5. Step 5: Solve for x
    x = 5,241,290,850,950.35/2,990,475.11
  6. Step 6: Final answer
    x = 1,752,661.59

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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.