Home / 1,855,490.60-2,783,235.90-1,435,586.60

Finding the Fourth Proportional to 1,855,490.60, 2,783,235.90 and 1,435,586.60

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Solution

The fourth proportional to 1,855,490.60, 2,783,235.90 and 1,435,586.60 is: 2,153,379.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,490.60 : 2,783,235.90 = 1,435,586.60 : x
  2. Step 2: Convert to fraction form
    1,855,490.60/2,783,235.90 = 1,435,586.60/x
  3. Step 3: Cross multiply
    1,855,490.60x = 2,783,235.90 × 1,435,586.60
  4. Step 4: Simplify right side
    1,855,490.60x = 3,995,576,162,678.94
  5. Step 5: Solve for x
    x = 3,995,576,162,678.94/1,855,490.60
  6. Step 6: Final answer
    x = 2,153,379.90

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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.