Finding the Fourth Proportional to 1,134,235.68, 1,565,244 and 624,937.92
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Solution
The fourth proportional to 1,134,235.68, 1,565,244 and 624,937.92 is: 862,413.65
Step by Step Solution
- Step 1: Write the proportion equation
1,134,235.68 : 1,565,244 = 624,937.92 : x - Step 2: Convert to fraction form
1,134,235.68/1,565,244 = 624,937.92/x - Step 3: Cross multiply
1,134,235.68x = 1,565,244 × 624,937.92 - Step 4: Simplify right side
1,134,235.68x = 978,180,329,652.48 - Step 5: Solve for x
x = 978,180,329,652.48/1,134,235.68 - Step 6: Final answer
x = 862,413.65
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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.