Home / 1,036,680.45-1,555,020.68-859,533.45

Finding the Fourth Proportional to 1,036,680.45, 1,555,020.68 and 859,533.45

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Solution

The fourth proportional to 1,036,680.45, 1,555,020.68 and 859,533.45 is: 1,289,300.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,680.45 : 1,555,020.68 = 859,533.45 : x
  2. Step 2: Convert to fraction form
    1,036,680.45/1,555,020.68 = 859,533.45/x
  3. Step 3: Cross multiply
    1,036,680.45x = 1,555,020.68 × 859,533.45
  4. Step 4: Simplify right side
    1,036,680.45x = 1,336,592,285,604.08
  5. Step 5: Solve for x
    x = 1,336,592,285,604.08/1,036,680.45
  6. Step 6: Final answer
    x = 1,289,300.18

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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.