Finding the Fourth Proportional to 3,813,586.08, 5,720,427.24 and 1,117,965.42
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Solution
The fourth proportional to 3,813,586.08, 5,720,427.24 and 1,117,965.42 is: 1,676,962.24
Step by Step Solution
- Step 1: Write the proportion equation
3,813,586.08 : 5,720,427.24 = 1,117,965.42 : x - Step 2: Convert to fraction form
3,813,586.08/5,720,427.24 = 1,117,965.42/x - Step 3: Cross multiply
3,813,586.08x = 5,720,427.24 × 1,117,965.42 - Step 4: Simplify right side
3,813,586.08x = 6,395,239,841,946.04 - Step 5: Solve for x
x = 6,395,239,841,946.04/3,813,586.08 - Step 6: Final answer
x = 1,676,962.24
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.