Finding the Fourth Proportional to 1,294,885.67, 1,941,794.10 and 442,026.09
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Solution
The fourth proportional to 1,294,885.67, 1,941,794.10 and 442,026.09 is: 662,856.71
Step by Step Solution
- Step 1: Write the proportion equation
1,294,885.67 : 1,941,794.10 = 442,026.09 : x - Step 2: Convert to fraction form
1,294,885.67/1,941,794.10 = 442,026.09/x - Step 3: Cross multiply
1,294,885.67x = 1,941,794.10 × 442,026.09 - Step 4: Simplify right side
1,294,885.67x = 858,323,653,608.07 - Step 5: Solve for x
x = 858,323,653,608.07/1,294,885.67 - Step 6: Final answer
x = 662,856.71
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.