Home / 1,780,358.39-2,456,891.26-964,582.35

Finding the Fourth Proportional to 1,780,358.39, 2,456,891.26 and 964,582.35

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Solution

The fourth proportional to 1,780,358.39, 2,456,891.26 and 964,582.35 is: 1,331,121.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,358.39 : 2,456,891.26 = 964,582.35 : x
  2. Step 2: Convert to fraction form
    1,780,358.39/2,456,891.26 = 964,582.35/x
  3. Step 3: Cross multiply
    1,780,358.39x = 2,456,891.26 × 964,582.35
  4. Step 4: Simplify right side
    1,780,358.39x = 2,369,873,942,853.80
  5. Step 5: Solve for x
    x = 2,369,873,942,853.80/1,780,358.39
  6. Step 6: Final answer
    x = 1,331,121.84

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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.