Finding the Fourth Proportional to 3,307,381.18, 4,959,140.56 and 1,283,261.02
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Solution
The fourth proportional to 3,307,381.18, 4,959,140.56 and 1,283,261.02 is: 1,924,142.22
Step by Step Solution
- Step 1: Write the proportion equation
3,307,381.18 : 4,959,140.56 = 1,283,261.02 : x - Step 2: Convert to fraction form
3,307,381.18/4,959,140.56 = 1,283,261.02/x - Step 3: Cross multiply
3,307,381.18x = 4,959,140.56 × 1,283,261.02 - Step 4: Simplify right side
3,307,381.18x = 6,363,871,773,348.97 - Step 5: Solve for x
x = 6,363,871,773,348.97/3,307,381.18 - Step 6: Final answer
x = 1,924,142.22
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.