Home / 2,299,406.76-3,173,279.22-1,280,811.96

Finding the Fourth Proportional to 2,299,406.76, 3,173,279.22 and 1,280,811.96

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Solution

The fourth proportional to 2,299,406.76, 3,173,279.22 and 1,280,811.96 is: 1,767,575.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299,406.76 : 3,173,279.22 = 1,280,811.96 : x
  2. Step 2: Convert to fraction form
    2,299,406.76/3,173,279.22 = 1,280,811.96/x
  3. Step 3: Cross multiply
    2,299,406.76x = 3,173,279.22 × 1,280,811.96
  4. Step 4: Simplify right side
    2,299,406.76x = 4,064,373,977,395.47
  5. Step 5: Solve for x
    x = 4,064,373,977,395.47/2,299,406.76
  6. Step 6: Final answer
    x = 1,767,575.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.