Home / 1,707,999.40-2,561,999.10-445,827.03

Finding the Fourth Proportional to 1,707,999.40, 2,561,999.10 and 445,827.03

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Solution

The fourth proportional to 1,707,999.40, 2,561,999.10 and 445,827.03 is: 668,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,707,999.40 : 2,561,999.10 = 445,827.03 : x
  2. Step 2: Convert to fraction form
    1,707,999.40/2,561,999.10 = 445,827.03/x
  3. Step 3: Cross multiply
    1,707,999.40x = 2,561,999.10 × 445,827.03
  4. Step 4: Simplify right side
    1,707,999.40x = 1,142,208,449,615.67
  5. Step 5: Solve for x
    x = 1,142,208,449,615.67/1,707,999.40
  6. Step 6: Final answer
    x = 668,740.55

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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.