Home / 2,685,535.65-4,028,263.88-663,779.70

Finding the Fourth Proportional to 2,685,535.65, 4,028,263.88 and 663,779.70

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Solution

The fourth proportional to 2,685,535.65, 4,028,263.88 and 663,779.70 is: 995,659.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,535.65 : 4,028,263.88 = 663,779.70 : x
  2. Step 2: Convert to fraction form
    2,685,535.65/4,028,263.88 = 663,779.70/x
  3. Step 3: Cross multiply
    2,685,535.65x = 4,028,263.88 × 663,779.70
  4. Step 4: Simplify right side
    2,685,535.65x = 2,673,879,786,468.34
  5. Step 5: Solve for x
    x = 2,673,879,786,468.34/2,685,535.65
  6. Step 6: Final answer
    x = 995,659.76

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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.