Home / 1,004,694.36-1,386,479.52-545,809.32

Finding the Fourth Proportional to 1,004,694.36, 1,386,479.52 and 545,809.32

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Solution

The fourth proportional to 1,004,694.36, 1,386,479.52 and 545,809.32 is: 753,217.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,694.36 : 1,386,479.52 = 545,809.32 : x
  2. Step 2: Convert to fraction form
    1,004,694.36/1,386,479.52 = 545,809.32/x
  3. Step 3: Cross multiply
    1,004,694.36x = 1,386,479.52 × 545,809.32
  4. Step 4: Simplify right side
    1,004,694.36x = 756,753,444,005.13
  5. Step 5: Solve for x
    x = 756,753,444,005.13/1,004,694.36
  6. Step 6: Final answer
    x = 753,217.57

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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.