Finding the Fourth Proportional to 1,394,731.17, 1,924,757.44 and 782,928.05
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Solution
The fourth proportional to 1,394,731.17, 1,924,757.44 and 782,928.05 is: 1,080,456.66
Step by Step Solution
- Step 1: Write the proportion equation
1,394,731.17 : 1,924,757.44 = 782,928.05 : x - Step 2: Convert to fraction form
1,394,731.17/1,924,757.44 = 782,928.05/x - Step 3: Cross multiply
1,394,731.17x = 1,924,757.44 × 782,928.05 - Step 4: Simplify right side
1,394,731.17x = 1,506,946,577,641.08 - Step 5: Solve for x
x = 1,506,946,577,641.08/1,394,731.17 - Step 6: Final answer
x = 1,080,456.66
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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.