Finding the Fourth Proportional to 1,069,830.09, 1,476,516.92 and 662,063.27
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Solution
The fourth proportional to 1,069,830.09, 1,476,516.92 and 662,063.27 is: 913,740.99
Step by Step Solution
- Step 1: Write the proportion equation
1,069,830.09 : 1,476,516.92 = 662,063.27 : x - Step 2: Convert to fraction form
1,069,830.09/1,476,516.92 = 662,063.27/x - Step 3: Cross multiply
1,069,830.09x = 1,476,516.92 × 662,063.27 - Step 4: Simplify right side
1,069,830.09x = 977,547,609,572.63 - Step 5: Solve for x
x = 977,547,609,572.63/1,069,830.09 - Step 6: Final answer
x = 913,740.99
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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.