Home / 1,788,458.32-2,468,048.64-972,644.44

Finding the Fourth Proportional to 1,788,458.32, 2,468,048.64 and 972,644.44

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Solution

The fourth proportional to 1,788,458.32, 2,468,048.64 and 972,644.44 is: 1,342,236.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,458.32 : 2,468,048.64 = 972,644.44 : x
  2. Step 2: Convert to fraction form
    1,788,458.32/2,468,048.64 = 972,644.44/x
  3. Step 3: Cross multiply
    1,788,458.32x = 2,468,048.64 × 972,644.44
  4. Step 4: Simplify right side
    1,788,458.32x = 2,400,533,792,567.69
  5. Step 5: Solve for x
    x = 2,400,533,792,567.69/1,788,458.32
  6. Step 6: Final answer
    x = 1,342,236.36

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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.