Home / 2,379,269.37-3,283,395.90-1,291,541.68

Finding the Fourth Proportional to 2,379,269.37, 3,283,395.90 and 1,291,541.68

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Solution

The fourth proportional to 2,379,269.37, 3,283,395.90 and 1,291,541.68 is: 1,782,329.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,379,269.37 : 3,283,395.90 = 1,291,541.68 : x
  2. Step 2: Convert to fraction form
    2,379,269.37/3,283,395.90 = 1,291,541.68/x
  3. Step 3: Cross multiply
    2,379,269.37x = 3,283,395.90 × 1,291,541.68
  4. Step 4: Simplify right side
    2,379,269.37x = 4,240,642,650,333.40
  5. Step 5: Solve for x
    x = 4,240,642,650,333.40/2,379,269.37
  6. Step 6: Final answer
    x = 1,782,329.78

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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.