Home / 2,170,263.12-2,994,999.12-1,203,434.16

Finding the Fourth Proportional to 2,170,263.12, 2,994,999.12 and 1,203,434.16

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Solution

The fourth proportional to 2,170,263.12, 2,994,999.12 and 1,203,434.16 is: 1,660,759.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,170,263.12 : 2,994,999.12 = 1,203,434.16 : x
  2. Step 2: Convert to fraction form
    2,170,263.12/2,994,999.12 = 1,203,434.16/x
  3. Step 3: Cross multiply
    2,170,263.12x = 2,994,999.12 × 1,203,434.16
  4. Step 4: Simplify right side
    2,170,263.12x = 3,604,284,250,177.94
  5. Step 5: Solve for x
    x = 3,604,284,250,177.94/2,170,263.12
  6. Step 6: Final answer
    x = 1,660,759.11

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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.