Finding the Fourth Proportional to 2,913,718.26, 4,369,831.87 and 863,899.53
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Solution
The fourth proportional to 2,913,718.26, 4,369,831.87 and 863,899.53 is: 1,295,628.25
Step by Step Solution
- Step 1: Write the proportion equation
2,913,718.26 : 4,369,831.87 = 863,899.53 : x - Step 2: Convert to fraction form
2,913,718.26/4,369,831.87 = 863,899.53/x - Step 3: Cross multiply
2,913,718.26x = 4,369,831.87 × 863,899.53 - Step 4: Simplify right side
2,913,718.26x = 3,775,095,698,672.02 - Step 5: Solve for x
x = 3,775,095,698,672.02/2,913,718.26 - Step 6: Final answer
x = 1,295,628.25
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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.