Home / 961,413.30-1,442,119.95-942,750.90

Finding the Fourth Proportional to 961,413.30, 1,442,119.95 and 942,750.90

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Solution

The fourth proportional to 961,413.30, 1,442,119.95 and 942,750.90 is: 1,414,126.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,413.30 : 1,442,119.95 = 942,750.90 : x
  2. Step 2: Convert to fraction form
    961,413.30/1,442,119.95 = 942,750.90/x
  3. Step 3: Cross multiply
    961,413.30x = 1,442,119.95 × 942,750.90
  4. Step 4: Simplify right side
    961,413.30x = 1,359,559,880,770.46
  5. Step 5: Solve for x
    x = 1,359,559,880,770.46/961,413.30
  6. Step 6: Final answer
    x = 1,414,126.35

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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.