Home / 2,972,413.30-4,102,280.53-1,765,189.30

Finding the Fourth Proportional to 2,972,413.30, 4,102,280.53 and 1,765,189.30

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Solution

The fourth proportional to 2,972,413.30, 4,102,280.53 and 1,765,189.30 is: 2,436,169.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,413.30 : 4,102,280.53 = 1,765,189.30 : x
  2. Step 2: Convert to fraction form
    2,972,413.30/4,102,280.53 = 1,765,189.30/x
  3. Step 3: Cross multiply
    2,972,413.30x = 4,102,280.53 × 1,765,189.30
  4. Step 4: Simplify right side
    2,972,413.30x = 7,241,301,697,154.33
  5. Step 5: Solve for x
    x = 7,241,301,697,154.33/2,972,413.30
  6. Step 6: Final answer
    x = 2,436,169.19

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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.