Home / 2,528,225.86-3,792,698.64-821,820.58

Finding the Fourth Proportional to 2,528,225.86, 3,792,698.64 and 821,820.58

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Solution

The fourth proportional to 2,528,225.86, 3,792,698.64 and 821,820.58 is: 1,232,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,528,225.86 : 3,792,698.64 = 821,820.58 : x
  2. Step 2: Convert to fraction form
    2,528,225.86/3,792,698.64 = 821,820.58/x
  3. Step 3: Cross multiply
    2,528,225.86x = 3,792,698.64 × 821,820.58
  4. Step 4: Simplify right side
    2,528,225.86x = 3,116,917,796,090.01
  5. Step 5: Solve for x
    x = 3,116,917,796,090.01/2,528,225.86
  6. Step 6: Final answer
    x = 1,232,847.84

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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.