Finding the Fourth Proportional to 1,536,411.68, 2,120,248.16 and 848,083.68
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Solution
The fourth proportional to 1,536,411.68, 2,120,248.16 and 848,083.68 is: 1,170,355.50
Step by Step Solution
- Step 1: Write the proportion equation
1,536,411.68 : 2,120,248.16 = 848,083.68 : x - Step 2: Convert to fraction form
1,536,411.68/2,120,248.16 = 848,083.68/x - Step 3: Cross multiply
1,536,411.68x = 2,120,248.16 × 848,083.68 - Step 4: Simplify right side
1,536,411.68x = 1,798,147,862,046.03 - Step 5: Solve for x
x = 1,798,147,862,046.03/1,536,411.68 - Step 6: Final answer
x = 1,170,355.50
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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.