Home / 1,416,277.86-2,125,044.73-742,198.90

Finding the Fourth Proportional to 1,416,277.86, 2,125,044.73 and 742,198.90

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Solution

The fourth proportional to 1,416,277.86, 2,125,044.73 and 742,198.90 is: 1,113,627.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,277.86 : 2,125,044.73 = 742,198.90 : x
  2. Step 2: Convert to fraction form
    1,416,277.86/2,125,044.73 = 742,198.90/x
  3. Step 3: Cross multiply
    1,416,277.86x = 2,125,044.73 × 742,198.90
  4. Step 4: Simplify right side
    1,416,277.86x = 1,577,205,853,888.69
  5. Step 5: Solve for x
    x = 1,577,205,853,888.69/1,416,277.86
  6. Step 6: Final answer
    x = 1,113,627.42

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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.