Finding the Fourth Proportional to 1,596,686.63, 2,203,098.63 and 917,491.91
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Solution
The fourth proportional to 1,596,686.63, 2,203,098.63 and 917,491.91 is: 1,265,949.83
Step by Step Solution
- Step 1: Write the proportion equation
1,596,686.63 : 2,203,098.63 = 917,491.91 : x - Step 2: Convert to fraction form
1,596,686.63/2,203,098.63 = 917,491.91/x - Step 3: Cross multiply
1,596,686.63x = 2,203,098.63 × 917,491.91 - Step 4: Simplify right side
1,596,686.63x = 2,021,325,169,957.08 - Step 5: Solve for x
x = 2,021,325,169,957.08/1,596,686.63 - Step 6: Final answer
x = 1,265,949.83
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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.