Finding the Fourth Proportional to 1,167,269.12, 1,610,829.44 and 630,723.84
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Solution
The fourth proportional to 1,167,269.12, 1,610,829.44 and 630,723.84 is: 870,397.85
Step by Step Solution
- Step 1: Write the proportion equation
1,167,269.12 : 1,610,829.44 = 630,723.84 : x - Step 2: Convert to fraction form
1,167,269.12/1,610,829.44 = 630,723.84/x - Step 3: Cross multiply
1,167,269.12x = 1,610,829.44 × 630,723.84 - Step 4: Simplify right side
1,167,269.12x = 1,015,988,529,981.85 - Step 5: Solve for x
x = 1,015,988,529,981.85/1,167,269.12 - Step 6: Final answer
x = 870,397.85
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.