Home / 2,455,255.73-3,387,079.40-1,907,643.89

Finding the Fourth Proportional to 2,455,255.73, 3,387,079.40 and 1,907,643.89

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Solution

The fourth proportional to 2,455,255.73, 3,387,079.40 and 1,907,643.89 is: 2,631,636.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,255.73 : 3,387,079.40 = 1,907,643.89 : x
  2. Step 2: Convert to fraction form
    2,455,255.73/3,387,079.40 = 1,907,643.89/x
  3. Step 3: Cross multiply
    2,455,255.73x = 3,387,079.40 × 1,907,643.89
  4. Step 4: Simplify right side
    2,455,255.73x = 6,461,341,295,881.25
  5. Step 5: Solve for x
    x = 6,461,341,295,881.25/2,455,255.73
  6. Step 6: Final answer
    x = 2,631,636.79

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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.