Finding the Fourth Proportional to 1,838,634.49, 2,536,278.84 and 1,103,400.73
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Solution
The fourth proportional to 1,838,634.49, 2,536,278.84 and 1,103,400.73 is: 1,522,070.83
Step by Step Solution
- Step 1: Write the proportion equation
1,838,634.49 : 2,536,278.84 = 1,103,400.73 : x - Step 2: Convert to fraction form
1,838,634.49/2,536,278.84 = 1,103,400.73/x - Step 3: Cross multiply
1,838,634.49x = 2,536,278.84 × 1,103,400.73 - Step 4: Simplify right side
1,838,634.49x = 2,798,531,923,539.55 - Step 5: Solve for x
x = 2,798,531,923,539.55/1,838,634.49 - Step 6: Final answer
x = 1,522,070.83
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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.