Home / 1,065,514.85-1,598,902.82-392,069.07

Finding the Fourth Proportional to 1,065,514.85, 1,598,902.82 and 392,069.07

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Solution

The fourth proportional to 1,065,514.85, 1,598,902.82 and 392,069.07 is: 588,335.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,514.85 : 1,598,902.82 = 392,069.07 : x
  2. Step 2: Convert to fraction form
    1,065,514.85/1,598,902.82 = 392,069.07/x
  3. Step 3: Cross multiply
    1,065,514.85x = 1,598,902.82 × 392,069.07
  4. Step 4: Simplify right side
    1,065,514.85x = 626,880,339,697.43
  5. Step 5: Solve for x
    x = 626,880,339,697.43/1,065,514.85
  6. Step 6: Final answer
    x = 588,335.62

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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.