Finding the Fourth Proportional to 1,316,218.41, 1,974,448.10 and 369,582.75
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Solution
The fourth proportional to 1,316,218.41, 1,974,448.10 and 369,582.75 is: 554,407.96
Step by Step Solution
- Step 1: Write the proportion equation
1,316,218.41 : 1,974,448.10 = 369,582.75 : x - Step 2: Convert to fraction form
1,316,218.41/1,974,448.10 = 369,582.75/x - Step 3: Cross multiply
1,316,218.41x = 1,974,448.10 × 369,582.75 - Step 4: Simplify right side
1,316,218.41x = 729,721,958,530.28 - Step 5: Solve for x
x = 729,721,958,530.28/1,316,218.41 - Step 6: Final answer
x = 554,407.96
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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.