Finding the Fourth Proportional to 4,528,957.96, 6,790,831.98 and 2,709,140.68
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Solution
The fourth proportional to 4,528,957.96, 6,790,831.98 and 2,709,140.68 is: 4,062,152.78
Step by Step Solution
- Step 1: Write the proportion equation
4,528,957.96 : 6,790,831.98 = 2,709,140.68 : x - Step 2: Convert to fraction form
4,528,957.96/6,790,831.98 = 2,709,140.68/x - Step 3: Cross multiply
4,528,957.96x = 6,790,831.98 × 2,709,140.68 - Step 4: Simplify right side
4,528,957.96x = 18,397,319,168,062.95 - Step 5: Solve for x
x = 18,397,319,168,062.95/4,528,957.96 - Step 6: Final answer
x = 4,062,152.78
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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.