Finding the Fourth Proportional to 1,369,293.66, 2,053,341.23 and 649,841.54
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Solution
The fourth proportional to 1,369,293.66, 2,053,341.23 and 649,841.54 is: 974,477.90
Step by Step Solution
- Step 1: Write the proportion equation
1,369,293.66 : 2,053,341.23 = 649,841.54 : x - Step 2: Convert to fraction form
1,369,293.66/2,053,341.23 = 649,841.54/x - Step 3: Cross multiply
1,369,293.66x = 2,053,341.23 × 649,841.54 - Step 4: Simplify right side
1,369,293.66x = 1,334,346,413,532.78 - Step 5: Solve for x
x = 1,334,346,413,532.78/1,369,293.66 - Step 6: Final answer
x = 974,477.90
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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.