Finding the Fourth Proportional to 1,113,869.88, 1,537,141.68 and 604,572.12
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Solution
The fourth proportional to 1,113,869.88, 1,537,141.68 and 604,572.12 is: 834,310.20
Step by Step Solution
- Step 1: Write the proportion equation
1,113,869.88 : 1,537,141.68 = 604,572.12 : x - Step 2: Convert to fraction form
1,113,869.88/1,537,141.68 = 604,572.12/x - Step 3: Cross multiply
1,113,869.88x = 1,537,141.68 × 604,572.12 - Step 4: Simplify right side
1,113,869.88x = 929,313,004,217.96 - Step 5: Solve for x
x = 929,313,004,217.96/1,113,869.88 - Step 6: Final answer
x = 834,310.20
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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.