Home / 2,661,220.16-3,672,485.40-1,437,525.80

Finding the Fourth Proportional to 2,661,220.16, 3,672,485.40 and 1,437,525.80

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Solution

The fourth proportional to 2,661,220.16, 3,672,485.40 and 1,437,525.80 is: 1,983,786.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,661,220.16 : 3,672,485.40 = 1,437,525.80 : x
  2. Step 2: Convert to fraction form
    2,661,220.16/3,672,485.40 = 1,437,525.80/x
  3. Step 3: Cross multiply
    2,661,220.16x = 3,672,485.40 × 1,437,525.80
  4. Step 4: Simplify right side
    2,661,220.16x = 5,279,292,512,623.32
  5. Step 5: Solve for x
    x = 5,279,292,512,623.32/2,661,220.16
  6. Step 6: Final answer
    x = 1,983,786.46

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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.