Home / 1,036,898.20-1,555,347.30-859,751.20

Finding the Fourth Proportional to 1,036,898.20, 1,555,347.30 and 859,751.20

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Solution

The fourth proportional to 1,036,898.20, 1,555,347.30 and 859,751.20 is: 1,289,626.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,898.20 : 1,555,347.30 = 859,751.20 : x
  2. Step 2: Convert to fraction form
    1,036,898.20/1,555,347.30 = 859,751.20/x
  3. Step 3: Cross multiply
    1,036,898.20x = 1,555,347.30 × 859,751.20
  4. Step 4: Simplify right side
    1,036,898.20x = 1,337,211,707,591.76
  5. Step 5: Solve for x
    x = 1,337,211,707,591.76/1,036,898.20
  6. Step 6: Final answer
    x = 1,289,626.80

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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.