Home / 1,452,214.24-2,178,322.32-455,020

Finding the Fourth Proportional to 1,452,214.24, 2,178,322.32 and 455,020

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Solution

The fourth proportional to 1,452,214.24, 2,178,322.32 and 455,020 is: 682,530.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,214.24 : 2,178,322.32 = 455,020 : x
  2. Step 2: Convert to fraction form
    1,452,214.24/2,178,322.32 = 455,020/x
  3. Step 3: Cross multiply
    1,452,214.24x = 2,178,322.32 × 455,020
  4. Step 4: Simplify right side
    1,452,214.24x = 991,180,222,046.40
  5. Step 5: Solve for x
    x = 991,180,222,046.40/1,452,214.24
  6. Step 6: Final answer
    x = 682,530.30

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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.