Home / 1,161,413.50-1,742,690.39-522,168.28

Finding the Fourth Proportional to 1,161,413.50, 1,742,690.39 and 522,168.28

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Solution

The fourth proportional to 1,161,413.50, 1,742,690.39 and 522,168.28 is: 783,508.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,413.50 : 1,742,690.39 = 522,168.28 : x
  2. Step 2: Convert to fraction form
    1,161,413.50/1,742,690.39 = 522,168.28/x
  3. Step 3: Cross multiply
    1,161,413.50x = 1,742,690.39 × 522,168.28
  4. Step 4: Simplify right side
    1,161,413.50x = 909,977,640,907.99
  5. Step 5: Solve for x
    x = 909,977,640,907.99/1,161,413.50
  6. Step 6: Final answer
    x = 783,508.75

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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.