Home / 3,888,034.59-5,365,491.08-2,169,155.37

Finding the Fourth Proportional to 3,888,034.59, 5,365,491.08 and 2,169,155.37

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Solution

The fourth proportional to 3,888,034.59, 5,365,491.08 and 2,169,155.37 is: 2,993,436.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,888,034.59 : 5,365,491.08 = 2,169,155.37 : x
  2. Step 2: Convert to fraction form
    3,888,034.59/5,365,491.08 = 2,169,155.37/x
  3. Step 3: Cross multiply
    3,888,034.59x = 5,365,491.08 × 2,169,155.37
  4. Step 4: Simplify right side
    3,888,034.59x = 11,638,583,778,023.32
  5. Step 5: Solve for x
    x = 11,638,583,778,023.32/3,888,034.59
  6. Step 6: Final answer
    x = 2,993,436.27

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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.