Finding the Fourth Proportional to 1,590,896.63, 2,195,437.71 and 875,504.63
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Solution
The fourth proportional to 1,590,896.63, 2,195,437.71 and 875,504.63 is: 1,208,196.58
Step by Step Solution
- Step 1: Write the proportion equation
1,590,896.63 : 2,195,437.71 = 875,504.63 : x - Step 2: Convert to fraction form
1,590,896.63/2,195,437.71 = 875,504.63/x - Step 3: Cross multiply
1,590,896.63x = 2,195,437.71 × 875,504.63 - Step 4: Simplify right side
1,590,896.63x = 1,922,115,869,004.41 - Step 5: Solve for x
x = 1,922,115,869,004.41/1,590,896.63 - Step 6: Final answer
x = 1,208,196.58
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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.