Finding the Fourth Proportional to 1,676,538.18, 2,514,808.08 and 554,607.18
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Solution
The fourth proportional to 1,676,538.18, 2,514,808.08 and 554,607.18 is: 831,911.04
Step by Step Solution
- Step 1: Write the proportion equation
1,676,538.18 : 2,514,808.08 = 554,607.18 : x - Step 2: Convert to fraction form
1,676,538.18/2,514,808.08 = 554,607.18/x - Step 3: Cross multiply
1,676,538.18x = 2,514,808.08 × 554,607.18 - Step 4: Simplify right side
1,676,538.18x = 1,394,730,617,490.01 - Step 5: Solve for x
x = 1,394,730,617,490.01/1,676,538.18 - Step 6: Final answer
x = 831,911.04
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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.