Home / 1,243,529.32-1,716,032.10-699,695.56

Finding the Fourth Proportional to 1,243,529.32, 1,716,032.10 and 699,695.56

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Solution

The fourth proportional to 1,243,529.32, 1,716,032.10 and 699,695.56 is: 965,558.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,529.32 : 1,716,032.10 = 699,695.56 : x
  2. Step 2: Convert to fraction form
    1,243,529.32/1,716,032.10 = 699,695.56/x
  3. Step 3: Cross multiply
    1,243,529.32x = 1,716,032.10 × 699,695.56
  4. Step 4: Simplify right side
    1,243,529.32x = 1,200,700,041,187.48
  5. Step 5: Solve for x
    x = 1,200,700,041,187.48/1,243,529.32
  6. Step 6: Final answer
    x = 965,558.29

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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.