Finding the Fourth Proportional to 1,536,698.18, 2,120,646.17 and 848,371.14
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Solution
The fourth proportional to 1,536,698.18, 2,120,646.17 and 848,371.14 is: 1,170,753.65
Step by Step Solution
- Step 1: Write the proportion equation
1,536,698.18 : 2,120,646.17 = 848,371.14 : x - Step 2: Convert to fraction form
1,536,698.18/2,120,646.17 = 848,371.14/x - Step 3: Cross multiply
1,536,698.18x = 2,120,646.17 × 848,371.14 - Step 4: Simplify right side
1,536,698.18x = 1,799,095,010,900.46 - Step 5: Solve for x
x = 1,799,095,010,900.46/1,536,698.18 - Step 6: Final answer
x = 1,170,753.65
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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.