Finding the Fourth Proportional to 1,079,638.95, 1,618,495.92 and 546,885.75
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Solution
The fourth proportional to 1,079,638.95, 1,618,495.92 and 546,885.75 is: 819,841.07
Step by Step Solution
- Step 1: Write the proportion equation
1,079,638.95 : 1,618,495.92 = 546,885.75 : x - Step 2: Convert to fraction form
1,079,638.95/1,618,495.92 = 546,885.75/x - Step 3: Cross multiply
1,079,638.95x = 1,618,495.92 × 546,885.75 - Step 4: Simplify right side
1,079,638.95x = 885,132,355,081.14 - Step 5: Solve for x
x = 885,132,355,081.14/1,079,638.95 - Step 6: Final answer
x = 819,841.07
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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.