Home / 2,198,927.66-3,298,435.22-1,445,574.20

Finding the Fourth Proportional to 2,198,927.66, 3,298,435.22 and 1,445,574.20

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Solution

The fourth proportional to 2,198,927.66, 3,298,435.22 and 1,445,574.20 is: 2,168,390.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,927.66 : 3,298,435.22 = 1,445,574.20 : x
  2. Step 2: Convert to fraction form
    2,198,927.66/3,298,435.22 = 1,445,574.20/x
  3. Step 3: Cross multiply
    2,198,927.66x = 3,298,435.22 × 1,445,574.20
  4. Step 4: Simplify right side
    2,198,927.66x = 4,768,132,841,525.08
  5. Step 5: Solve for x
    x = 4,768,132,841,525.08/2,198,927.66
  6. Step 6: Final answer
    x = 2,168,390.05

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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.