Finding the Fourth Proportional to 1,393,929.36, 2,090,331.12 and 540,551.76
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Solution
The fourth proportional to 1,393,929.36, 2,090,331.12 and 540,551.76 is: 810,609.35
Step by Step Solution
- Step 1: Write the proportion equation
1,393,929.36 : 2,090,331.12 = 540,551.76 : x - Step 2: Convert to fraction form
1,393,929.36/2,090,331.12 = 540,551.76/x - Step 3: Cross multiply
1,393,929.36x = 2,090,331.12 × 540,551.76 - Step 4: Simplify right side
1,393,929.36x = 1,129,932,165,898.77 - Step 5: Solve for x
x = 1,129,932,165,898.77/1,393,929.36 - Step 6: Final answer
x = 810,609.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.