Home / 1,056,144.00-1,584,413.21-479,807.74

Finding the Fourth Proportional to 1,056,144.00, 1,584,413.21 and 479,807.74

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Solution

The fourth proportional to 1,056,144.00, 1,584,413.21 and 479,807.74 is: 719,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,144.00 : 1,584,413.21 = 479,807.74 : x
  2. Step 2: Convert to fraction form
    1,056,144.00/1,584,413.21 = 479,807.74/x
  3. Step 3: Cross multiply
    1,056,144.00x = 1,584,413.21 × 479,807.74
  4. Step 4: Simplify right side
    1,056,144.00x = 760,213,721,097.72
  5. Step 5: Solve for x
    x = 760,213,721,097.72/1,056,144.00
  6. Step 6: Final answer
    x = 719,801.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.