Home / 1,141,221.20-1,574,885.16-631,923.57

Finding the Fourth Proportional to 1,141,221.20, 1,574,885.16 and 631,923.57

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Solution

The fourth proportional to 1,141,221.20, 1,574,885.16 and 631,923.57 is: 872,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,221.20 : 1,574,885.16 = 631,923.57 : x
  2. Step 2: Convert to fraction form
    1,141,221.20/1,574,885.16 = 631,923.57/x
  3. Step 3: Cross multiply
    1,141,221.20x = 1,574,885.16 × 631,923.57
  4. Step 4: Simplify right side
    1,141,221.20x = 995,207,052,647.22
  5. Step 5: Solve for x
    x = 995,207,052,647.22/1,141,221.20
  6. Step 6: Final answer
    x = 872,054.48

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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.