Home / 3,242,989.67-4,475,112.48-1,866,111.14

Finding the Fourth Proportional to 3,242,989.67, 4,475,112.48 and 1,866,111.14

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Solution

The fourth proportional to 3,242,989.67, 4,475,112.48 and 1,866,111.14 is: 2,575,110.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,242,989.67 : 4,475,112.48 = 1,866,111.14 : x
  2. Step 2: Convert to fraction form
    3,242,989.67/4,475,112.48 = 1,866,111.14/x
  3. Step 3: Cross multiply
    3,242,989.67x = 4,475,112.48 × 1,866,111.14
  4. Step 4: Simplify right side
    3,242,989.67x = 8,351,057,262,868.81
  5. Step 5: Solve for x
    x = 8,351,057,262,868.81/3,242,989.67
  6. Step 6: Final answer
    x = 2,575,110.66

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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.