Finding the Fourth Proportional to 1,156,736.68, 1,596,280.98 and 647,438.92
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Solution
The fourth proportional to 1,156,736.68, 1,596,280.98 and 647,438.92 is: 893,456.96
Step by Step Solution
- Step 1: Write the proportion equation
1,156,736.68 : 1,596,280.98 = 647,438.92 : x - Step 2: Convert to fraction form
1,156,736.68/1,596,280.98 = 647,438.92/x - Step 3: Cross multiply
1,156,736.68x = 1,596,280.98 × 647,438.92 - Step 4: Simplify right side
1,156,736.68x = 1,033,494,433,707.74 - Step 5: Solve for x
x = 1,033,494,433,707.74/1,156,736.68 - Step 6: Final answer
x = 893,456.96
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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.