Finding the Fourth Proportional to 2,708,637.84, 3,737,962.08 and 1,485,060.48
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Solution
The fourth proportional to 2,708,637.84, 3,737,962.08 and 1,485,060.48 is: 2,049,406.41
Step by Step Solution
- Step 1: Write the proportion equation
2,708,637.84 : 3,737,962.08 = 1,485,060.48 : x - Step 2: Convert to fraction form
2,708,637.84/3,737,962.08 = 1,485,060.48/x - Step 3: Cross multiply
2,708,637.84x = 3,737,962.08 × 1,485,060.48 - Step 4: Simplify right side
2,708,637.84x = 5,551,099,760,746.60 - Step 5: Solve for x
x = 5,551,099,760,746.60/2,708,637.84 - Step 6: Final answer
x = 2,049,406.41
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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.