Home / 941,910.51-1,303,259.31-821,303.13

Finding the Fourth Proportional to 941,910.51, 1,303,259.31 and 821,303.13

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Solution

The fourth proportional to 941,910.51, 1,303,259.31 and 821,303.13 is: 1,136,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,910.51 : 1,303,259.31 = 821,303.13 : x
  2. Step 2: Convert to fraction form
    941,910.51/1,303,259.31 = 821,303.13/x
  3. Step 3: Cross multiply
    941,910.51x = 1,303,259.31 × 821,303.13
  4. Step 4: Simplify right side
    941,910.51x = 1,070,370,950,504.64
  5. Step 5: Solve for x
    x = 1,070,370,950,504.64/941,910.51
  6. Step 6: Final answer
    x = 1,136,382.85

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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.