Home / 1,065,556.19-1,598,965.01-392,110.55

Finding the Fourth Proportional to 1,065,556.19, 1,598,965.01 and 392,110.55

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Solution

The fourth proportional to 1,065,556.19, 1,598,965.01 and 392,110.55 is: 588,397.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,556.19 : 1,598,965.01 = 392,110.55 : x
  2. Step 2: Convert to fraction form
    1,065,556.19/1,598,965.01 = 392,110.55/x
  3. Step 3: Cross multiply
    1,065,556.19x = 1,598,965.01 × 392,110.55
  4. Step 4: Simplify right side
    1,065,556.19x = 626,971,042,487.31
  5. Step 5: Solve for x
    x = 626,971,042,487.31/1,065,556.19
  6. Step 6: Final answer
    x = 588,397.92

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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.