Home / 1,085,704.10-1,628,556.15-525,832.10

Finding the Fourth Proportional to 1,085,704.10, 1,628,556.15 and 525,832.10

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Solution

The fourth proportional to 1,085,704.10, 1,628,556.15 and 525,832.10 is: 788,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,704.10 : 1,628,556.15 = 525,832.10 : x
  2. Step 2: Convert to fraction form
    1,085,704.10/1,628,556.15 = 525,832.10/x
  3. Step 3: Cross multiply
    1,085,704.10x = 1,628,556.15 × 525,832.10
  4. Step 4: Simplify right side
    1,085,704.10x = 856,347,100,322.42
  5. Step 5: Solve for x
    x = 856,347,100,322.42/1,085,704.10
  6. Step 6: Final answer
    x = 788,748.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.