Home / 2,621,074.72-3,615,695.76-1,803,859.60

Finding the Fourth Proportional to 2,621,074.72, 3,615,695.76 and 1,803,859.60

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Solution

The fourth proportional to 2,621,074.72, 3,615,695.76 and 1,803,859.60 is: 2,488,371.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,074.72 : 3,615,695.76 = 1,803,859.60 : x
  2. Step 2: Convert to fraction form
    2,621,074.72/3,615,695.76 = 1,803,859.60/x
  3. Step 3: Cross multiply
    2,621,074.72x = 3,615,695.76 × 1,803,859.60
  4. Step 4: Simplify right side
    2,621,074.72x = 6,522,207,507,355.30
  5. Step 5: Solve for x
    x = 6,522,207,507,355.30/2,621,074.72
  6. Step 6: Final answer
    x = 2,488,371.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.