Home / 3,212,756.76-4,433,578.41-1,742,661.60

Finding the Fourth Proportional to 3,212,756.76, 4,433,578.41 and 1,742,661.60

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Solution

The fourth proportional to 3,212,756.76, 4,433,578.41 and 1,742,661.60 is: 2,404,858.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212,756.76 : 4,433,578.41 = 1,742,661.60 : x
  2. Step 2: Convert to fraction form
    3,212,756.76/4,433,578.41 = 1,742,661.60/x
  3. Step 3: Cross multiply
    3,212,756.76x = 4,433,578.41 × 1,742,661.60
  4. Step 4: Simplify right side
    3,212,756.76x = 7,726,226,845,696.06
  5. Step 5: Solve for x
    x = 7,726,226,845,696.06/3,212,756.76
  6. Step 6: Final answer
    x = 2,404,858.95

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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.