Home / 2,181,558.86-3,264,366.56-1,283,423.57

Finding the Fourth Proportional to 2,181,558.86, 3,264,366.56 and 1,283,423.57

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Solution

The fourth proportional to 2,181,558.86, 3,264,366.56 and 1,283,423.57 is: 1,920,445.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,181,558.86 : 3,264,366.56 = 1,283,423.57 : x
  2. Step 2: Convert to fraction form
    2,181,558.86/3,264,366.56 = 1,283,423.57/x
  3. Step 3: Cross multiply
    2,181,558.86x = 3,264,366.56 × 1,283,423.57
  4. Step 4: Simplify right side
    2,181,558.86x = 4,189,564,973,726.24
  5. Step 5: Solve for x
    x = 4,189,564,973,726.24/2,181,558.86
  6. Step 6: Final answer
    x = 1,920,445.54

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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.