Finding the Fourth Proportional to 1,438,817.04, 2,157,107.76 and 932,307.84
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Solution
The fourth proportional to 1,438,817.04, 2,157,107.76 and 932,307.84 is: 1,397,737.46
Step by Step Solution
- Step 1: Write the proportion equation
1,438,817.04 : 2,157,107.76 = 932,307.84 : x - Step 2: Convert to fraction form
1,438,817.04/2,157,107.76 = 932,307.84/x - Step 3: Cross multiply
1,438,817.04x = 2,157,107.76 × 932,307.84 - Step 4: Simplify right side
1,438,817.04x = 2,011,088,476,372.84 - Step 5: Solve for x
x = 2,011,088,476,372.84/1,438,817.04 - Step 6: Final answer
x = 1,397,737.46
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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.