Finding the Fourth Proportional to 2,349,769.91, 3,242,687.99 and 1,331,174.66
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Solution
The fourth proportional to 2,349,769.91, 3,242,687.99 and 1,331,174.66 is: 1,837,024.15
Step by Step Solution
- Step 1: Write the proportion equation
2,349,769.91 : 3,242,687.99 = 1,331,174.66 : x - Step 2: Convert to fraction form
2,349,769.91/3,242,687.99 = 1,331,174.66/x - Step 3: Cross multiply
2,349,769.91x = 3,242,687.99 × 1,331,174.66 - Step 4: Simplify right side
2,349,769.91x = 4,316,584,059,705.02 - Step 5: Solve for x
x = 4,316,584,059,705.02/2,349,769.91 - Step 6: Final answer
x = 1,837,024.15
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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.