Finding the Fourth Proportional to 1,127,701.62, 1,554,722.64 and 895,897.62
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Solution
The fourth proportional to 1,127,701.62, 1,554,722.64 and 895,897.62 is: 1,235,142.60
Step by Step Solution
- Step 1: Write the proportion equation
1,127,701.62 : 1,554,722.64 = 895,897.62 : x - Step 2: Convert to fraction form
1,127,701.62/1,554,722.64 = 895,897.62/x - Step 3: Cross multiply
1,127,701.62x = 1,554,722.64 × 895,897.62 - Step 4: Simplify right side
1,127,701.62x = 1,392,872,312,936.12 - Step 5: Solve for x
x = 1,392,872,312,936.12/1,127,701.62 - Step 6: Final answer
x = 1,235,142.60
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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.