Home / 2,931,338.16-4,395,563.82-1,393,906.32

Finding the Fourth Proportional to 2,931,338.16, 4,395,563.82 and 1,393,906.32

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Solution

The fourth proportional to 2,931,338.16, 4,395,563.82 and 1,393,906.32 is: 2,090,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,931,338.16 : 4,395,563.82 = 1,393,906.32 : x
  2. Step 2: Convert to fraction form
    2,931,338.16/4,395,563.82 = 1,393,906.32/x
  3. Step 3: Cross multiply
    2,931,338.16x = 4,395,563.82 × 1,393,906.32
  4. Step 4: Simplify right side
    2,931,338.16x = 6,127,004,188,661.34
  5. Step 5: Solve for x
    x = 6,127,004,188,661.34/2,931,338.16
  6. Step 6: Final answer
    x = 2,090,173.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.