Home / 1,780,358.36-2,456,891.22-964,582.32

Finding the Fourth Proportional to 1,780,358.36, 2,456,891.22 and 964,582.32

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Solution

The fourth proportional to 1,780,358.36, 2,456,891.22 and 964,582.32 is: 1,331,121.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,358.36 : 2,456,891.22 = 964,582.32 : x
  2. Step 2: Convert to fraction form
    1,780,358.36/2,456,891.22 = 964,582.32/x
  3. Step 3: Cross multiply
    1,780,358.36x = 2,456,891.22 × 964,582.32
  4. Step 4: Simplify right side
    1,780,358.36x = 2,369,873,828,152.32
  5. Step 5: Solve for x
    x = 2,369,873,828,152.32/1,780,358.36
  6. Step 6: Final answer
    x = 1,331,121.80

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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.