Home / 3,084,436.90-4,256,655.90-1,707,780.54

Finding the Fourth Proportional to 3,084,436.90, 4,256,655.90 and 1,707,780.54

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Solution

The fourth proportional to 3,084,436.90, 4,256,655.90 and 1,707,780.54 is: 2,356,810.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,084,436.90 : 4,256,655.90 = 1,707,780.54 : x
  2. Step 2: Convert to fraction form
    3,084,436.90/4,256,655.90 = 1,707,780.54/x
  3. Step 3: Cross multiply
    3,084,436.90x = 4,256,655.90 × 1,707,780.54
  4. Step 4: Simplify right side
    3,084,436.90x = 7,269,434,111,496.19
  5. Step 5: Solve for x
    x = 7,269,434,111,496.19/3,084,436.90
  6. Step 6: Final answer
    x = 2,356,810.77

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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.