Home / 3,436,684.47-4,742,627.69-1,888,046.42

Finding the Fourth Proportional to 3,436,684.47, 4,742,627.69 and 1,888,046.42

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Solution

The fourth proportional to 3,436,684.47, 4,742,627.69 and 1,888,046.42 is: 2,605,505.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,684.47 : 4,742,627.69 = 1,888,046.42 : x
  2. Step 2: Convert to fraction form
    3,436,684.47/4,742,627.69 = 1,888,046.42/x
  3. Step 3: Cross multiply
    3,436,684.47x = 4,742,627.69 × 1,888,046.42
  4. Step 4: Simplify right side
    3,436,684.47x = 8,954,301,212,504.35
  5. Step 5: Solve for x
    x = 8,954,301,212,504.35/3,436,684.47
  6. Step 6: Final answer
    x = 2,605,505.77

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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.