Home / 1,052,978.72-1,579,466.86-343,005.64

Finding the Fourth Proportional to 1,052,978.72, 1,579,466.86 and 343,005.64

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Solution

The fourth proportional to 1,052,978.72, 1,579,466.86 and 343,005.64 is: 514,508.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,978.72 : 1,579,466.86 = 343,005.64 : x
  2. Step 2: Convert to fraction form
    1,052,978.72/1,579,466.86 = 343,005.64/x
  3. Step 3: Cross multiply
    1,052,978.72x = 1,579,466.86 × 343,005.64
  4. Step 4: Simplify right side
    1,052,978.72x = 541,766,041,173.09
  5. Step 5: Solve for x
    x = 541,766,041,173.09/1,052,978.72
  6. Step 6: Final answer
    x = 514,508.06

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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.