Home / 1,975,272.96-2,726,097.91-1,115,888.58

Finding the Fourth Proportional to 1,975,272.96, 2,726,097.91 and 1,115,888.58

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Solution

The fourth proportional to 1,975,272.96, 2,726,097.91 and 1,115,888.58 is: 1,540,051.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,975,272.96 : 2,726,097.91 = 1,115,888.58 : x
  2. Step 2: Convert to fraction form
    1,975,272.96/2,726,097.91 = 1,115,888.58/x
  3. Step 3: Cross multiply
    1,975,272.96x = 2,726,097.91 × 1,115,888.58
  4. Step 4: Simplify right side
    1,975,272.96x = 3,042,021,525,730.87
  5. Step 5: Solve for x
    x = 3,042,021,525,730.87/1,975,272.96
  6. Step 6: Final answer
    x = 1,540,051.22

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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.