Finding the Fourth Proportional to 1,080,293.68, 1,490,678.20 and 596,829.99
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Solution
The fourth proportional to 1,080,293.68, 1,490,678.20 and 596,829.99 is: 823,555.18
Step by Step Solution
- Step 1: Write the proportion equation
1,080,293.68 : 1,490,678.20 = 596,829.99 : x - Step 2: Convert to fraction form
1,080,293.68/1,490,678.20 = 596,829.99/x - Step 3: Cross multiply
1,080,293.68x = 1,490,678.20 × 596,829.99 - Step 4: Simplify right side
1,080,293.68x = 889,681,455,199.22 - Step 5: Solve for x
x = 889,681,455,199.22/1,080,293.68 - Step 6: Final answer
x = 823,555.18
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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.