Home / 1,485,296.76-2,225,949.48-810,366.72

Finding the Fourth Proportional to 1,485,296.76, 2,225,949.48 and 810,366.72

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Solution

The fourth proportional to 1,485,296.76, 2,225,949.48 and 810,366.72 is: 1,214,461.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,296.76 : 2,225,949.48 = 810,366.72 : x
  2. Step 2: Convert to fraction form
    1,485,296.76/2,225,949.48 = 810,366.72/x
  3. Step 3: Cross multiply
    1,485,296.76x = 2,225,949.48 × 810,366.72
  4. Step 4: Simplify right side
    1,485,296.76x = 1,803,835,378,993.31
  5. Step 5: Solve for x
    x = 1,803,835,378,993.31/1,485,296.76
  6. Step 6: Final answer
    x = 1,214,461.26

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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.