Finding the Fourth Proportional to 1,679,790.62, 2,318,307.86 and 954,747.33
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Solution
The fourth proportional to 1,679,790.62, 2,318,307.86 and 954,747.33 is: 1,317,663.17
Step by Step Solution
- Step 1: Write the proportion equation
1,679,790.62 : 2,318,307.86 = 954,747.33 : x - Step 2: Convert to fraction form
1,679,790.62/2,318,307.86 = 954,747.33/x - Step 3: Cross multiply
1,679,790.62x = 2,318,307.86 × 954,747.33 - Step 4: Simplify right side
1,679,790.62x = 2,213,398,225,985.62 - Step 5: Solve for x
x = 2,213,398,225,985.62/1,679,790.62 - Step 6: Final answer
x = 1,317,663.17
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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.