Finding the Fourth Proportional to 1,001,226.16, 1,381,791.18 and 571,570.84
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Solution
The fourth proportional to 1,001,226.16, 1,381,791.18 and 571,570.84 is: 788,824.32
Step by Step Solution
- Step 1: Write the proportion equation
1,001,226.16 : 1,381,791.18 = 571,570.84 : x - Step 2: Convert to fraction form
1,001,226.16/1,381,791.18 = 571,570.84/x - Step 3: Cross multiply
1,001,226.16x = 1,381,791.18 × 571,570.84 - Step 4: Simplify right side
1,001,226.16x = 789,791,545,457.19 - Step 5: Solve for x
x = 789,791,545,457.19/1,001,226.16 - Step 6: Final answer
x = 788,824.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.