Home / 2,738,020.70-4,107,038.00-1,118,789.54

Finding the Fourth Proportional to 2,738,020.70, 4,107,038.00 and 1,118,789.54

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Solution

The fourth proportional to 2,738,020.70, 4,107,038.00 and 1,118,789.54 is: 1,678,187.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,738,020.70 : 4,107,038.00 = 1,118,789.54 : x
  2. Step 2: Convert to fraction form
    2,738,020.70/4,107,038.00 = 1,118,789.54/x
  3. Step 3: Cross multiply
    2,738,020.70x = 4,107,038.00 × 1,118,789.54
  4. Step 4: Simplify right side
    2,738,020.70x = 4,594,911,158,752.53
  5. Step 5: Solve for x
    x = 4,594,911,158,752.53/2,738,020.70
  6. Step 6: Final answer
    x = 1,678,187.15

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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.