Home / 3,045,904.20-4,203,054.90-1,821,961.80

Finding the Fourth Proportional to 3,045,904.20, 4,203,054.90 and 1,821,961.80

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Solution

The fourth proportional to 3,045,904.20, 4,203,054.90 and 1,821,961.80 is: 2,514,132.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,904.20 : 4,203,054.90 = 1,821,961.80 : x
  2. Step 2: Convert to fraction form
    3,045,904.20/4,203,054.90 = 1,821,961.80/x
  3. Step 3: Cross multiply
    3,045,904.20x = 4,203,054.90 × 1,821,961.80
  4. Step 4: Simplify right side
    3,045,904.20x = 7,657,805,471,102.82
  5. Step 5: Solve for x
    x = 7,657,805,471,102.82/3,045,904.20
  6. Step 6: Final answer
    x = 2,514,132.08

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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.