Home / 1,696,651.20-2,544,785.28-434,488.32

Finding the Fourth Proportional to 1,696,651.20, 2,544,785.28 and 434,488.32

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Solution

The fourth proportional to 1,696,651.20, 2,544,785.28 and 434,488.32 is: 651,683.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,651.20 : 2,544,785.28 = 434,488.32 : x
  2. Step 2: Convert to fraction form
    1,696,651.20/2,544,785.28 = 434,488.32/x
  3. Step 3: Cross multiply
    1,696,651.20x = 2,544,785.28 × 434,488.32
  4. Step 4: Simplify right side
    1,696,651.20x = 1,105,679,481,067.93
  5. Step 5: Solve for x
    x = 1,105,679,481,067.93/1,696,651.20
  6. Step 6: Final answer
    x = 651,683.43

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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.