Finding the Fourth Proportional to 1,475,799.52, 2,213,699.88 and 1,139,331.44
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Solution
The fourth proportional to 1,475,799.52, 2,213,699.88 and 1,139,331.44 is: 1,708,997.62
Step by Step Solution
- Step 1: Write the proportion equation
1,475,799.52 : 2,213,699.88 = 1,139,331.44 : x - Step 2: Convert to fraction form
1,475,799.52/2,213,699.88 = 1,139,331.44/x - Step 3: Cross multiply
1,475,799.52x = 2,213,699.88 × 1,139,331.44 - Step 4: Simplify right side
1,475,799.52x = 2,522,137,872,008.23 - Step 5: Solve for x
x = 2,522,137,872,008.23/1,475,799.52 - Step 6: Final answer
x = 1,708,997.62
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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.