Home / 1,450,536.90-2,001,620.61-797,128.58

Finding the Fourth Proportional to 1,450,536.90, 2,001,620.61 and 797,128.58

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Solution

The fourth proportional to 1,450,536.90, 2,001,620.61 and 797,128.58 is: 1,099,971.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,536.90 : 2,001,620.61 = 797,128.58 : x
  2. Step 2: Convert to fraction form
    1,450,536.90/2,001,620.61 = 797,128.58/x
  3. Step 3: Cross multiply
    1,450,536.90x = 2,001,620.61 × 797,128.58
  4. Step 4: Simplify right side
    1,450,536.90x = 1,595,548,984,539.93
  5. Step 5: Solve for x
    x = 1,595,548,984,539.93/1,450,536.90
  6. Step 6: Final answer
    x = 1,099,971.32

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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.