Home / 1,464,449.64-2,196,608.80-399,488.28

Finding the Fourth Proportional to 1,464,449.64, 2,196,608.80 and 399,488.28

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Solution

The fourth proportional to 1,464,449.64, 2,196,608.80 and 399,488.28 is: 599,214.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,449.64 : 2,196,608.80 = 399,488.28 : x
  2. Step 2: Convert to fraction form
    1,464,449.64/2,196,608.80 = 399,488.28/x
  3. Step 3: Cross multiply
    1,464,449.64x = 2,196,608.80 × 399,488.28
  4. Step 4: Simplify right side
    1,464,449.64x = 877,519,471,344.86
  5. Step 5: Solve for x
    x = 877,519,471,344.86/1,464,449.64
  6. Step 6: Final answer
    x = 599,214.51

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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.