Home / 3,370,943.89-4,650,763.12-1,919,610.19

Finding the Fourth Proportional to 3,370,943.89, 4,650,763.12 and 1,919,610.19

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Solution

The fourth proportional to 3,370,943.89, 4,650,763.12 and 1,919,610.19 is: 2,648,413.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,370,943.89 : 4,650,763.12 = 1,919,610.19 : x
  2. Step 2: Convert to fraction form
    3,370,943.89/4,650,763.12 = 1,919,610.19/x
  3. Step 3: Cross multiply
    3,370,943.89x = 4,650,763.12 × 1,919,610.19
  4. Step 4: Simplify right side
    3,370,943.89x = 8,927,652,276,428.19
  5. Step 5: Solve for x
    x = 8,927,652,276,428.19/3,370,943.89
  6. Step 6: Final answer
    x = 2,648,413.19

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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.