Home / 1,938,763.44-2,673,751.73-1,213,677.15

Finding the Fourth Proportional to 1,938,763.44, 2,673,751.73 and 1,213,677.15

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Solution

The fourth proportional to 1,938,763.44, 2,673,751.73 and 1,213,677.15 is: 1,673,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,763.44 : 2,673,751.73 = 1,213,677.15 : x
  2. Step 2: Convert to fraction form
    1,938,763.44/2,673,751.73 = 1,213,677.15/x
  3. Step 3: Cross multiply
    1,938,763.44x = 2,673,751.73 × 1,213,677.15
  4. Step 4: Simplify right side
    1,938,763.44x = 3,245,071,373,405.58
  5. Step 5: Solve for x
    x = 3,245,071,373,405.58/1,938,763.44
  6. Step 6: Final answer
    x = 1,673,784.08

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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.