Home / 1,141,213.36-1,574,855.20-631,904.80

Finding the Fourth Proportional to 1,141,213.36, 1,574,855.20 and 631,904.80

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Solution

The fourth proportional to 1,141,213.36, 1,574,855.20 and 631,904.80 is: 872,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,213.36 : 1,574,855.20 = 631,904.80 : x
  2. Step 2: Convert to fraction form
    1,141,213.36/1,574,855.20 = 631,904.80/x
  3. Step 3: Cross multiply
    1,141,213.36x = 1,574,855.20 × 631,904.80
  4. Step 4: Simplify right side
    1,141,213.36x = 995,158,550,730.92
  5. Step 5: Solve for x
    x = 995,158,550,730.92/1,141,213.36
  6. Step 6: Final answer
    x = 872,017.97

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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.