Finding the Fourth Proportional to 1,566,822.24, 2,162,876.09 and 1,058,213.52
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Solution
The fourth proportional to 1,566,822.24, 2,162,876.09 and 1,058,213.52 is: 1,460,781.36
Step by Step Solution
- Step 1: Write the proportion equation
1,566,822.24 : 2,162,876.09 = 1,058,213.52 : x - Step 2: Convert to fraction form
1,566,822.24/2,162,876.09 = 1,058,213.52/x - Step 3: Cross multiply
1,566,822.24x = 2,162,876.09 × 1,058,213.52 - Step 4: Simplify right side
1,566,822.24x = 2,288,784,715,231.67 - Step 5: Solve for x
x = 2,288,784,715,231.67/1,566,822.24 - Step 6: Final answer
x = 1,460,781.36
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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.