Home / 1,133,710.70-1,564,520.78-624,413.07

Finding the Fourth Proportional to 1,133,710.70, 1,564,520.78 and 624,413.07

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Solution

The fourth proportional to 1,133,710.70, 1,564,520.78 and 624,413.07 is: 861,690.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,710.70 : 1,564,520.78 = 624,413.07 : x
  2. Step 2: Convert to fraction form
    1,133,710.70/1,564,520.78 = 624,413.07/x
  3. Step 3: Cross multiply
    1,133,710.70x = 1,564,520.78 × 624,413.07
  4. Step 4: Simplify right side
    1,133,710.70x = 976,907,223,318.60
  5. Step 5: Solve for x
    x = 976,907,223,318.60/1,133,710.70
  6. Step 6: Final answer
    x = 861,690.04

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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.