Finding the Fourth Proportional to 1,601,387.02, 2,209,941.66 and 876,298.11
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Solution
The fourth proportional to 1,601,387.02, 2,209,941.66 and 876,298.11 is: 1,209,306.48
Step by Step Solution
- Step 1: Write the proportion equation
1,601,387.02 : 2,209,941.66 = 876,298.11 : x - Step 2: Convert to fraction form
1,601,387.02/2,209,941.66 = 876,298.11/x - Step 3: Cross multiply
1,601,387.02x = 2,209,941.66 × 876,298.11 - Step 4: Simplify right side
1,601,387.02x = 1,936,567,699,868.26 - Step 5: Solve for x
x = 1,936,567,699,868.26/1,601,387.02 - Step 6: Final answer
x = 1,209,306.48
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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.