Home / 1,938,762.93-2,673,751.03-1,213,676.65

Finding the Fourth Proportional to 1,938,762.93, 2,673,751.03 and 1,213,676.65

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Solution

The fourth proportional to 1,938,762.93, 2,673,751.03 and 1,213,676.65 is: 1,673,783.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938,762.93 : 2,673,751.03 = 1,213,676.65 : x
  2. Step 2: Convert to fraction form
    1,938,762.93/2,673,751.03 = 1,213,676.65/x
  3. Step 3: Cross multiply
    1,938,762.93x = 2,673,751.03 × 1,213,676.65
  4. Step 4: Simplify right side
    1,938,762.93x = 3,245,069,193,024.45
  5. Step 5: Solve for x
    x = 3,245,069,193,024.45/1,938,762.93
  6. Step 6: Final answer
    x = 1,673,783.39

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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.