Finding the Fourth Proportional to 1,570,768.70, 2,353,972.86 and 715,750.79
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Solution
The fourth proportional to 1,570,768.70, 2,353,972.86 and 715,750.79 is: 1,072,632.74
Step by Step Solution
- Step 1: Write the proportion equation
1,570,768.70 : 2,353,972.86 = 715,750.79 : x - Step 2: Convert to fraction form
1,570,768.70/2,353,972.86 = 715,750.79/x - Step 3: Cross multiply
1,570,768.70x = 2,353,972.86 × 715,750.79 - Step 4: Simplify right side
1,570,768.70x = 1,684,857,922,413.70 - Step 5: Solve for x
x = 1,684,857,922,413.70/1,570,768.70 - Step 6: Final answer
x = 1,072,632.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.