Home / 2,991,198.55-4,485,856.71-968,973.28

Finding the Fourth Proportional to 2,991,198.55, 4,485,856.71 and 968,973.28

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Solution

The fourth proportional to 2,991,198.55, 4,485,856.71 and 968,973.28 is: 1,453,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,198.55 : 4,485,856.71 = 968,973.28 : x
  2. Step 2: Convert to fraction form
    2,991,198.55/4,485,856.71 = 968,973.28/x
  3. Step 3: Cross multiply
    2,991,198.55x = 4,485,856.71 × 968,973.28
  4. Step 4: Simplify right side
    2,991,198.55x = 4,346,675,289,898.71
  5. Step 5: Solve for x
    x = 4,346,675,289,898.71/2,991,198.55
  6. Step 6: Final answer
    x = 1,453,155.05

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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.