Finding the Fourth Proportional to 2,762,968.05, 3,813,013.58 and 1,539,272.88
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Solution
The fourth proportional to 2,762,968.05, 3,813,013.58 and 1,539,272.88 is: 2,124,262.13
Step by Step Solution
- Step 1: Write the proportion equation
2,762,968.05 : 3,813,013.58 = 1,539,272.88 : x - Step 2: Convert to fraction form
2,762,968.05/3,813,013.58 = 1,539,272.88/x - Step 3: Cross multiply
2,762,968.05x = 3,813,013.58 × 1,539,272.88 - Step 4: Simplify right side
2,762,968.05x = 5,869,268,387,069.35 - Step 5: Solve for x
x = 5,869,268,387,069.35/2,762,968.05 - Step 6: Final answer
x = 2,124,262.13
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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.