Home / 1,901,464.82-2,851,595.13-621,776.63

Finding the Fourth Proportional to 1,901,464.82, 2,851,595.13 and 621,776.63

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Solution

The fourth proportional to 1,901,464.82, 2,851,595.13 and 621,776.63 is: 932,468.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,901,464.82 : 2,851,595.13 = 621,776.63 : x
  2. Step 2: Convert to fraction form
    1,901,464.82/2,851,595.13 = 621,776.63/x
  3. Step 3: Cross multiply
    1,901,464.82x = 2,851,595.13 × 621,776.63
  4. Step 4: Simplify right side
    1,901,464.82x = 1,773,055,207,998.86
  5. Step 5: Solve for x
    x = 1,773,055,207,998.86/1,901,464.82
  6. Step 6: Final answer
    x = 932,468.06

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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.