Home / 1,214,842.22-1,676,806.50-698,652.51

Finding the Fourth Proportional to 1,214,842.22, 1,676,806.50 and 698,652.51

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Solution

The fourth proportional to 1,214,842.22, 1,676,806.50 and 698,652.51 is: 964,326.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,842.22 : 1,676,806.50 = 698,652.51 : x
  2. Step 2: Convert to fraction form
    1,214,842.22/1,676,806.50 = 698,652.51/x
  3. Step 3: Cross multiply
    1,214,842.22x = 1,676,806.50 × 698,652.51
  4. Step 4: Simplify right side
    1,214,842.22x = 1,171,505,070,009.32
  5. Step 5: Solve for x
    x = 1,171,505,070,009.32/1,214,842.22
  6. Step 6: Final answer
    x = 964,326.94

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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.