Home / 1,753,403.60-2,629,327.80-807,064.40

Finding the Fourth Proportional to 1,753,403.60, 2,629,327.80 and 807,064.40

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Solution

The fourth proportional to 1,753,403.60, 2,629,327.80 and 807,064.40 is: 1,210,238.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,403.60 : 2,629,327.80 = 807,064.40 : x
  2. Step 2: Convert to fraction form
    1,753,403.60/2,629,327.80 = 807,064.40/x
  3. Step 3: Cross multiply
    1,753,403.60x = 2,629,327.80 × 807,064.40
  4. Step 4: Simplify right side
    1,753,403.60x = 2,122,036,863,310.32
  5. Step 5: Solve for x
    x = 2,122,036,863,310.32/1,753,403.60
  6. Step 6: Final answer
    x = 1,210,238.68

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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.