Home / 1,904,851.53-2,628,610.79-1,045,413.45

Finding the Fourth Proportional to 1,904,851.53, 2,628,610.79 and 1,045,413.45

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Solution

The fourth proportional to 1,904,851.53, 2,628,610.79 and 1,045,413.45 is: 1,442,624.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,904,851.53 : 2,628,610.79 = 1,045,413.45 : x
  2. Step 2: Convert to fraction form
    1,904,851.53/2,628,610.79 = 1,045,413.45/x
  3. Step 3: Cross multiply
    1,904,851.53x = 2,628,610.79 × 1,045,413.45
  4. Step 4: Simplify right side
    1,904,851.53x = 2,747,985,069,454.06
  5. Step 5: Solve for x
    x = 2,747,985,069,454.06/1,904,851.53
  6. Step 6: Final answer
    x = 1,442,624.28

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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.