Finding the Fourth Proportional to 1,156,602.96, 1,596,231.36 and 666,589.68
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Solution
The fourth proportional to 1,156,602.96, 1,596,231.36 and 666,589.68 is: 919,962.50
Step by Step Solution
- Step 1: Write the proportion equation
1,156,602.96 : 1,596,231.36 = 666,589.68 : x - Step 2: Convert to fraction form
1,156,602.96/1,596,231.36 = 666,589.68/x - Step 3: Cross multiply
1,156,602.96x = 1,596,231.36 × 666,589.68 - Step 4: Simplify right side
1,156,602.96x = 1,064,031,351,468.37 - Step 5: Solve for x
x = 1,064,031,351,468.37/1,156,602.96 - Step 6: Final answer
x = 919,962.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.