Home / 1,917,109.96-2,645,593.50-1,057,677.16

Finding the Fourth Proportional to 1,917,109.96, 2,645,593.50 and 1,057,677.16

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Solution

The fourth proportional to 1,917,109.96, 2,645,593.50 and 1,057,677.16 is: 1,459,584.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,917,109.96 : 2,645,593.50 = 1,057,677.16 : x
  2. Step 2: Convert to fraction form
    1,917,109.96/2,645,593.50 = 1,057,677.16/x
  3. Step 3: Cross multiply
    1,917,109.96x = 2,645,593.50 × 1,057,677.16
  4. Step 4: Simplify right side
    1,917,109.96x = 2,798,183,819,594.46
  5. Step 5: Solve for x
    x = 2,798,183,819,594.46/1,917,109.96
  6. Step 6: Final answer
    x = 1,459,584.42

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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.