Finding the Fourth Proportional to 1,354,705.29, 2,033,276.18 and 724,158.09
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Solution
The fourth proportional to 1,354,705.29, 2,033,276.18 and 724,158.09 is: 1,086,888.35
Step by Step Solution
- Step 1: Write the proportion equation
1,354,705.29 : 2,033,276.18 = 724,158.09 : x - Step 2: Convert to fraction form
1,354,705.29/2,033,276.18 = 724,158.09/x - Step 3: Cross multiply
1,354,705.29x = 2,033,276.18 × 724,158.09 - Step 4: Simplify right side
1,354,705.29x = 1,472,413,391,330.51 - Step 5: Solve for x
x = 1,472,413,391,330.51/1,354,705.29 - Step 6: Final answer
x = 1,086,888.35
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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.