Home / 1,141,231.36-1,574,906.88-631,966.72

Finding the Fourth Proportional to 1,141,231.36, 1,574,906.88 and 631,966.72

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Solution

The fourth proportional to 1,141,231.36, 1,574,906.88 and 631,966.72 is: 872,118.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,231.36 : 1,574,906.88 = 631,966.72 : x
  2. Step 2: Convert to fraction form
    1,141,231.36/1,574,906.88 = 631,966.72/x
  3. Step 3: Cross multiply
    1,141,231.36x = 1,574,906.88 × 631,966.72
  4. Step 4: Simplify right side
    1,141,231.36x = 995,288,735,259.03
  5. Step 5: Solve for x
    x = 995,288,735,259.03/1,141,231.36
  6. Step 6: Final answer
    x = 872,118.28

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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.