Finding the Fourth Proportional to 1,292,135.95, 1,924,943.99 and 1,233,843.58
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Solution
The fourth proportional to 1,292,135.95, 1,924,943.99 and 1,233,843.58 is: 1,838,103.63
Step by Step Solution
- Step 1: Write the proportion equation
1,292,135.95 : 1,924,943.99 = 1,233,843.58 : x - Step 2: Convert to fraction form
1,292,135.95/1,924,943.99 = 1,233,843.58/x - Step 3: Cross multiply
1,292,135.95x = 1,924,943.99 × 1,233,843.58 - Step 4: Simplify right side
1,292,135.95x = 2,375,079,783,921.08 - Step 5: Solve for x
x = 2,375,079,783,921.08/1,292,135.95 - Step 6: Final answer
x = 1,838,103.63
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.