Finding the Fourth Proportional to 986,798.17, 1,361,814.42 and 604,751.14
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Solution
The fourth proportional to 986,798.17, 1,361,814.42 and 604,751.14 is: 834,576.76
Step by Step Solution
- Step 1: Write the proportion equation
986,798.17 : 1,361,814.42 = 604,751.14 : x - Step 2: Convert to fraction form
986,798.17/1,361,814.42 = 604,751.14/x - Step 3: Cross multiply
986,798.17x = 1,361,814.42 × 604,751.14 - Step 4: Simplify right side
986,798.17x = 823,558,822,963.44 - Step 5: Solve for x
x = 823,558,822,963.44/986,798.17 - Step 6: Final answer
x = 834,576.76
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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.