Home / 1,937,791.45-2,673,978.18-1,122,050.48

Finding the Fourth Proportional to 1,937,791.45, 2,673,978.18 and 1,122,050.48

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Solution

The fourth proportional to 1,937,791.45, 2,673,978.18 and 1,122,050.48 is: 1,548,328.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,791.45 : 2,673,978.18 = 1,122,050.48 : x
  2. Step 2: Convert to fraction form
    1,937,791.45/2,673,978.18 = 1,122,050.48/x
  3. Step 3: Cross multiply
    1,937,791.45x = 2,673,978.18 × 1,122,050.48
  4. Step 4: Simplify right side
    1,937,791.45x = 3,000,338,482,800.95
  5. Step 5: Solve for x
    x = 3,000,338,482,800.95/1,937,791.45
  6. Step 6: Final answer
    x = 1,548,328.89

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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.