Home / 1,061,556.20-1,465,068.57-631,837.70

Finding the Fourth Proportional to 1,061,556.20, 1,465,068.57 and 631,837.70

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Solution

The fourth proportional to 1,061,556.20, 1,465,068.57 and 631,837.70 is: 872,008.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,061,556.20 : 1,465,068.57 = 631,837.70 : x
  2. Step 2: Convert to fraction form
    1,061,556.20/1,465,068.57 = 631,837.70/x
  3. Step 3: Cross multiply
    1,061,556.20x = 1,465,068.57 × 631,837.70
  4. Step 4: Simplify right side
    1,061,556.20x = 925,685,555,611.09
  5. Step 5: Solve for x
    x = 925,685,555,611.09/1,061,556.20
  6. Step 6: Final answer
    x = 872,008.05

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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.