Home / 2,525,615.80-3,485,305.86-1,379,666.68

Finding the Fourth Proportional to 2,525,615.80, 3,485,305.86 and 1,379,666.68

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Solution

The fourth proportional to 2,525,615.80, 3,485,305.86 and 1,379,666.68 is: 1,903,916.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,525,615.80 : 3,485,305.86 = 1,379,666.68 : x
  2. Step 2: Convert to fraction form
    2,525,615.80/3,485,305.86 = 1,379,666.68/x
  3. Step 3: Cross multiply
    2,525,615.80x = 3,485,305.86 × 1,379,666.68
  4. Step 4: Simplify right side
    2,525,615.80x = 4,808,560,364,650.74
  5. Step 5: Solve for x
    x = 4,808,560,364,650.74/2,525,615.80
  6. Step 6: Final answer
    x = 1,903,916.01

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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.