Home / 1,853,370.72-2,780,652.24-842,853.60

Finding the Fourth Proportional to 1,853,370.72, 2,780,652.24 and 842,853.60

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Solution

The fourth proportional to 1,853,370.72, 2,780,652.24 and 842,853.60 is: 1,264,551.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,853,370.72 : 2,780,652.24 = 842,853.60 : x
  2. Step 2: Convert to fraction form
    1,853,370.72/2,780,652.24 = 842,853.60/x
  3. Step 3: Cross multiply
    1,853,370.72x = 2,780,652.24 × 842,853.60
  4. Step 4: Simplify right side
    1,853,370.72x = 2,343,682,750,832.06
  5. Step 5: Solve for x
    x = 2,343,682,750,832.06/1,853,370.72
  6. Step 6: Final answer
    x = 1,264,551.51

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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.