Home / 3,148,723.02-4,346,578.49-2,116,829.32

Finding the Fourth Proportional to 3,148,723.02, 4,346,578.49 and 2,116,829.32

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Solution

The fourth proportional to 3,148,723.02, 4,346,578.49 and 2,116,829.32 is: 2,922,125.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,723.02 : 4,346,578.49 = 2,116,829.32 : x
  2. Step 2: Convert to fraction form
    3,148,723.02/4,346,578.49 = 2,116,829.32/x
  3. Step 3: Cross multiply
    3,148,723.02x = 4,346,578.49 × 2,116,829.32
  4. Step 4: Simplify right side
    3,148,723.02x = 9,200,964,786,041.07
  5. Step 5: Solve for x
    x = 9,200,964,786,041.07/3,148,723.02
  6. Step 6: Final answer
    x = 2,922,125.80

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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.