Home / 1,622,413.23-2,433,433.95-424,451.18

Finding the Fourth Proportional to 1,622,413.23, 2,433,433.95 and 424,451.18

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Solution

The fourth proportional to 1,622,413.23, 2,433,433.95 and 424,451.18 is: 636,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,622,413.23 : 2,433,433.95 = 424,451.18 : x
  2. Step 2: Convert to fraction form
    1,622,413.23/2,433,433.95 = 424,451.18/x
  3. Step 3: Cross multiply
    1,622,413.23x = 2,433,433.95 × 424,451.18
  4. Step 4: Simplify right side
    1,622,413.23x = 1,032,873,911,529.56
  5. Step 5: Solve for x
    x = 1,032,873,911,529.56/1,622,413.23
  6. Step 6: Final answer
    x = 636,628.14

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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.