Finding the Fourth Proportional to 1,264,869.12, 1,894,263.56 and 723,484.12
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Solution
The fourth proportional to 1,264,869.12, 1,894,263.56 and 723,484.12 is: 1,083,487.28
Step by Step Solution
- Step 1: Write the proportion equation
1,264,869.12 : 1,894,263.56 = 723,484.12 : x - Step 2: Convert to fraction form
1,264,869.12/1,894,263.56 = 723,484.12/x - Step 3: Cross multiply
1,264,869.12x = 1,894,263.56 × 723,484.12 - Step 4: Simplify right side
1,264,869.12x = 1,370,469,604,754.67 - Step 5: Solve for x
x = 1,370,469,604,754.67/1,264,869.12 - Step 6: Final answer
x = 1,083,487.28
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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.