Home / 2,938,203.80-4,407,305.70-1,743,810.20

Finding the Fourth Proportional to 2,938,203.80, 4,407,305.70 and 1,743,810.20

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Solution

The fourth proportional to 2,938,203.80, 4,407,305.70 and 1,743,810.20 is: 2,615,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,203.80 : 4,407,305.70 = 1,743,810.20 : x
  2. Step 2: Convert to fraction form
    2,938,203.80/4,407,305.70 = 1,743,810.20/x
  3. Step 3: Cross multiply
    2,938,203.80x = 4,407,305.70 × 1,743,810.20
  4. Step 4: Simplify right side
    2,938,203.80x = 7,685,504,634,178.14
  5. Step 5: Solve for x
    x = 7,685,504,634,178.14/2,938,203.80
  6. Step 6: Final answer
    x = 2,615,715.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.