Home / 1,611,197.31-2,222,822.97-922,501.08

Finding the Fourth Proportional to 1,611,197.31, 2,222,822.97 and 922,501.08

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Solution

The fourth proportional to 1,611,197.31, 2,222,822.97 and 922,501.08 is: 1,272,691.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,611,197.31 : 2,222,822.97 = 922,501.08 : x
  2. Step 2: Convert to fraction form
    1,611,197.31/2,222,822.97 = 922,501.08/x
  3. Step 3: Cross multiply
    1,611,197.31x = 2,222,822.97 × 922,501.08
  4. Step 4: Simplify right side
    1,611,197.31x = 2,050,556,590,473.81
  5. Step 5: Solve for x
    x = 2,050,556,590,473.81/1,611,197.31
  6. Step 6: Final answer
    x = 1,272,691.17

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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.