Home / 1,727,904.81-2,589,755.95-1,222,611.45

Finding the Fourth Proportional to 1,727,904.81, 2,589,755.95 and 1,222,611.45

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Solution

The fourth proportional to 1,727,904.81, 2,589,755.95 and 1,222,611.45 is: 1,832,430.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727,904.81 : 2,589,755.95 = 1,222,611.45 : x
  2. Step 2: Convert to fraction form
    1,727,904.81/2,589,755.95 = 1,222,611.45/x
  3. Step 3: Cross multiply
    1,727,904.81x = 2,589,755.95 × 1,222,611.45
  4. Step 4: Simplify right side
    1,727,904.81x = 3,166,265,277,175.63
  5. Step 5: Solve for x
    x = 3,166,265,277,175.63/1,727,904.81
  6. Step 6: Final answer
    x = 1,832,430.39

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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.