Home / 1,917,039.26-2,645,523.06-1,057,599.20

Finding the Fourth Proportional to 1,917,039.26, 2,645,523.06 and 1,057,599.20

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Solution

The fourth proportional to 1,917,039.26, 2,645,523.06 and 1,057,599.20 is: 1,459,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,039.26 : 2,645,523.06 = 1,057,599.20 : x
  2. Step 2: Convert to fraction form
    1,917,039.26/2,645,523.06 = 1,057,599.20/x
  3. Step 3: Cross multiply
    1,917,039.26x = 2,645,523.06 × 1,057,599.20
  4. Step 4: Simplify right side
    1,917,039.26x = 2,797,903,071,837.55
  5. Step 5: Solve for x
    x = 2,797,903,071,837.55/1,917,039.26
  6. Step 6: Final answer
    x = 1,459,491.80

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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.