Home / 3,222,406.47-4,447,035.09-1,772,214.06

Finding the Fourth Proportional to 3,222,406.47, 4,447,035.09 and 1,772,214.06

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Solution

The fourth proportional to 3,222,406.47, 4,447,035.09 and 1,772,214.06 is: 2,445,718.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222,406.47 : 4,447,035.09 = 1,772,214.06 : x
  2. Step 2: Convert to fraction form
    3,222,406.47/4,447,035.09 = 1,772,214.06/x
  3. Step 3: Cross multiply
    3,222,406.47x = 4,447,035.09 × 1,772,214.06
  4. Step 4: Simplify right side
    3,222,406.47x = 7,881,098,111,811.37
  5. Step 5: Solve for x
    x = 7,881,098,111,811.37/3,222,406.47
  6. Step 6: Final answer
    x = 2,445,718.19

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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.