Finding the Fourth Proportional to 1,167,151.61, 1,610,681.49 and 657,853.99
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Solution
The fourth proportional to 1,167,151.61, 1,610,681.49 and 657,853.99 is: 907,845.42
Step by Step Solution
- Step 1: Write the proportion equation
1,167,151.61 : 1,610,681.49 = 657,853.99 : x - Step 2: Convert to fraction form
1,167,151.61/1,610,681.49 = 657,853.99/x - Step 3: Cross multiply
1,167,151.61x = 1,610,681.49 × 657,853.99 - Step 4: Simplify right side
1,167,151.61x = 1,059,593,240,788.94 - Step 5: Solve for x
x = 1,059,593,240,788.94/1,167,151.61 - Step 6: Final answer
x = 907,845.42
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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.