Home / 2,830,878.85-3,906,723.39-1,607,298.22

Finding the Fourth Proportional to 2,830,878.85, 3,906,723.39 and 1,607,298.22

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Solution

The fourth proportional to 2,830,878.85, 3,906,723.39 and 1,607,298.22 is: 2,218,134.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,878.85 : 3,906,723.39 = 1,607,298.22 : x
  2. Step 2: Convert to fraction form
    2,830,878.85/3,906,723.39 = 1,607,298.22/x
  3. Step 3: Cross multiply
    2,830,878.85x = 3,906,723.39 × 1,607,298.22
  4. Step 4: Simplify right side
    2,830,878.85x = 6,279,269,550,779.37
  5. Step 5: Solve for x
    x = 6,279,269,550,779.37/2,830,878.85
  6. Step 6: Final answer
    x = 2,218,134.33

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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.