Home / 1,004,529.64-1,386,614.82-665,107.24

Finding the Fourth Proportional to 1,004,529.64, 1,386,614.82 and 665,107.24

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Solution

The fourth proportional to 1,004,529.64, 1,386,614.82 and 665,107.24 is: 918,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,529.64 : 1,386,614.82 = 665,107.24 : x
  2. Step 2: Convert to fraction form
    1,004,529.64/1,386,614.82 = 665,107.24/x
  3. Step 3: Cross multiply
    1,004,529.64x = 1,386,614.82 × 665,107.24
  4. Step 4: Simplify right side
    1,004,529.64x = 922,247,555,873.30
  5. Step 5: Solve for x
    x = 922,247,555,873.30/1,004,529.64
  6. Step 6: Final answer
    x = 918,088.94

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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.