Finding the Fourth Proportional to 1,549,221.68, 2,137,575.64 and 937,359.23
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Solution
The fourth proportional to 1,549,221.68, 2,137,575.64 and 937,359.23 is: 1,293,343.79
Step by Step Solution
- Step 1: Write the proportion equation
1,549,221.68 : 2,137,575.64 = 937,359.23 : x - Step 2: Convert to fraction form
1,549,221.68/2,137,575.64 = 937,359.23/x - Step 3: Cross multiply
1,549,221.68x = 2,137,575.64 × 937,359.23 - Step 4: Simplify right side
1,549,221.68x = 2,003,676,240,602.48 - Step 5: Solve for x
x = 2,003,676,240,602.48/1,549,221.68 - Step 6: Final answer
x = 1,293,343.79
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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.