Home / 1,453,025.77-2,179,540.47-694,688.98

Finding the Fourth Proportional to 1,453,025.77, 2,179,540.47 and 694,688.98

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Solution

The fourth proportional to 1,453,025.77, 2,179,540.47 and 694,688.98 is: 1,042,034.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,025.77 : 2,179,540.47 = 694,688.98 : x
  2. Step 2: Convert to fraction form
    1,453,025.77/2,179,540.47 = 694,688.98/x
  3. Step 3: Cross multiply
    1,453,025.77x = 2,179,540.47 × 694,688.98
  4. Step 4: Simplify right side
    1,453,025.77x = 1,514,102,745,973.02
  5. Step 5: Solve for x
    x = 1,514,102,745,973.02/1,453,025.77
  6. Step 6: Final answer
    x = 1,042,034.34

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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.