Home / 3,557,949.45-4,909,963.75-1,926,356.60

Finding the Fourth Proportional to 3,557,949.45, 4,909,963.75 and 1,926,356.60

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Solution

The fourth proportional to 3,557,949.45, 4,909,963.75 and 1,926,356.60 is: 2,658,368.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,949.45 : 4,909,963.75 = 1,926,356.60 : x
  2. Step 2: Convert to fraction form
    3,557,949.45/4,909,963.75 = 1,926,356.60/x
  3. Step 3: Cross multiply
    3,557,949.45x = 4,909,963.75 × 1,926,356.60
  4. Step 4: Simplify right side
    3,557,949.45x = 9,458,341,075,573.25
  5. Step 5: Solve for x
    x = 9,458,341,075,573.25/3,557,949.45
  6. Step 6: Final answer
    x = 2,658,368.59

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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.