Finding the Fourth Proportional to 1,126,290.94, 1,554,269.12 and 610,031.99
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Solution
The fourth proportional to 1,126,290.94, 1,554,269.12 and 610,031.99 is: 841,837.44
Step by Step Solution
- Step 1: Write the proportion equation
1,126,290.94 : 1,554,269.12 = 610,031.99 : x - Step 2: Convert to fraction form
1,126,290.94/1,554,269.12 = 610,031.99/x - Step 3: Cross multiply
1,126,290.94x = 1,554,269.12 × 610,031.99 - Step 4: Simplify right side
1,126,290.94x = 948,153,884,269.15 - Step 5: Solve for x
x = 948,153,884,269.15/1,126,290.94 - Step 6: Final answer
x = 841,837.44
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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.