Home / 1,325,808.62-1,829,556.88-774,575.42

Finding the Fourth Proportional to 1,325,808.62, 1,829,556.88 and 774,575.42

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Solution

The fourth proportional to 1,325,808.62, 1,829,556.88 and 774,575.42 is: 1,068,879.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,808.62 : 1,829,556.88 = 774,575.42 : x
  2. Step 2: Convert to fraction form
    1,325,808.62/1,829,556.88 = 774,575.42/x
  3. Step 3: Cross multiply
    1,325,808.62x = 1,829,556.88 × 774,575.42
  4. Step 4: Simplify right side
    1,325,808.62x = 1,417,129,788,739.89
  5. Step 5: Solve for x
    x = 1,417,129,788,739.89/1,325,808.62
  6. Step 6: Final answer
    x = 1,068,879.60

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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.