Finding the Fourth Proportional to 1,946,110.80, 2,912,167.80 and 1,316,254.80
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Solution
The fourth proportional to 1,946,110.80, 2,912,167.80 and 1,316,254.80 is: 1,969,648.82
Step by Step Solution
- Step 1: Write the proportion equation
1,946,110.80 : 2,912,167.80 = 1,316,254.80 : x - Step 2: Convert to fraction form
1,946,110.80/2,912,167.80 = 1,316,254.80/x - Step 3: Cross multiply
1,946,110.80x = 2,912,167.80 × 1,316,254.80 - Step 4: Simplify right side
1,946,110.80x = 3,833,154,845,155.44 - Step 5: Solve for x
x = 3,833,154,845,155.44/1,946,110.80 - Step 6: Final answer
x = 1,969,648.82
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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.