Finding the Fourth Proportional to 1,702,462.60, 2,349,382.98 and 938,516.17
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Solution
The fourth proportional to 1,702,462.60, 2,349,382.98 and 938,516.17 is: 1,295,143.82
Step by Step Solution
- Step 1: Write the proportion equation
1,702,462.60 : 2,349,382.98 = 938,516.17 : x - Step 2: Convert to fraction form
1,702,462.60/2,349,382.98 = 938,516.17/x - Step 3: Cross multiply
1,702,462.60x = 2,349,382.98 × 938,516.17 - Step 4: Simplify right side
1,702,462.60x = 2,204,933,916,252.79 - Step 5: Solve for x
x = 2,204,933,916,252.79/1,702,462.60 - Step 6: Final answer
x = 1,295,143.82
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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.