Home / 1,867,508.70-2,801,263.05-1,855,698.90

Finding the Fourth Proportional to 1,867,508.70, 2,801,263.05 and 1,855,698.90

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Solution

The fourth proportional to 1,867,508.70, 2,801,263.05 and 1,855,698.90 is: 2,783,548.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,867,508.70 : 2,801,263.05 = 1,855,698.90 : x
  2. Step 2: Convert to fraction form
    1,867,508.70/2,801,263.05 = 1,855,698.90/x
  3. Step 3: Cross multiply
    1,867,508.70x = 2,801,263.05 × 1,855,698.90
  4. Step 4: Simplify right side
    1,867,508.70x = 5,198,300,760,495.64
  5. Step 5: Solve for x
    x = 5,198,300,760,495.64/1,867,508.70
  6. Step 6: Final answer
    x = 2,783,548.35

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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.