Home / 966,413.40-1,448,237.70-670,579.80

Finding the Fourth Proportional to 966,413.40, 1,448,237.70 and 670,579.80

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Solution

The fourth proportional to 966,413.40, 1,448,237.70 and 670,579.80 is: 1,004,910.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,413.40 : 1,448,237.70 = 670,579.80 : x
  2. Step 2: Convert to fraction form
    966,413.40/1,448,237.70 = 670,579.80/x
  3. Step 3: Cross multiply
    966,413.40x = 1,448,237.70 × 670,579.80
  4. Step 4: Simplify right side
    966,413.40x = 971,158,947,218.46
  5. Step 5: Solve for x
    x = 971,158,947,218.46/966,413.40
  6. Step 6: Final answer
    x = 1,004,910.47

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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.