Finding the Fourth Proportional to 849,996.53, 1,268,776.06 and 749,108.99
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Solution
The fourth proportional to 849,996.53, 1,268,776.06 and 749,108.99 is: 1,118,182.86
Step by Step Solution
- Step 1: Write the proportion equation
849,996.53 : 1,268,776.06 = 749,108.99 : x - Step 2: Convert to fraction form
849,996.53/1,268,776.06 = 749,108.99/x - Step 3: Cross multiply
849,996.53x = 1,268,776.06 × 749,108.99 - Step 4: Simplify right side
849,996.53x = 950,451,552,842.78 - Step 5: Solve for x
x = 950,451,552,842.78/849,996.53 - Step 6: Final answer
x = 1,118,182.86
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.