Finding the Fourth Proportional to 1,911,772.01, 2,637,936.64 and 1,095,825.53
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Solution
The fourth proportional to 1,911,772.01, 2,637,936.64 and 1,095,825.53 is: 1,512,062.27
Step by Step Solution
- Step 1: Write the proportion equation
1,911,772.01 : 2,637,936.64 = 1,095,825.53 : x - Step 2: Convert to fraction form
1,911,772.01/2,637,936.64 = 1,095,825.53/x - Step 3: Cross multiply
1,911,772.01x = 2,637,936.64 × 1,095,825.53 - Step 4: Simplify right side
1,911,772.01x = 2,890,718,316,634.42 - Step 5: Solve for x
x = 2,890,718,316,634.42/1,911,772.01 - Step 6: Final answer
x = 1,512,062.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.