Home / 1,945,646.84-2,684,921.10-1,086,243.32

Finding the Fourth Proportional to 1,945,646.84, 2,684,921.10 and 1,086,243.32

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Solution

The fourth proportional to 1,945,646.84, 2,684,921.10 and 1,086,243.32 is: 1,498,975.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,646.84 : 2,684,921.10 = 1,086,243.32 : x
  2. Step 2: Convert to fraction form
    1,945,646.84/2,684,921.10 = 1,086,243.32/x
  3. Step 3: Cross multiply
    1,945,646.84x = 2,684,921.10 × 1,086,243.32
  4. Step 4: Simplify right side
    1,945,646.84x = 2,916,477,609,602.05
  5. Step 5: Solve for x
    x = 2,916,477,609,602.05/1,945,646.84
  6. Step 6: Final answer
    x = 1,498,975.84

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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.