Finding the Fourth Proportional to 2,260,038.26, 3,118,875.68 and 1,227,566.21
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Solution
The fourth proportional to 2,260,038.26, 3,118,875.68 and 1,227,566.21 is: 1,694,053.80
Step by Step Solution
- Step 1: Write the proportion equation
2,260,038.26 : 3,118,875.68 = 1,227,566.21 : x - Step 2: Convert to fraction form
2,260,038.26/3,118,875.68 = 1,227,566.21/x - Step 3: Cross multiply
2,260,038.26x = 3,118,875.68 × 1,227,566.21 - Step 4: Simplify right side
2,260,038.26x = 3,828,626,385,433.31 - Step 5: Solve for x
x = 3,828,626,385,433.31/2,260,038.26 - Step 6: Final answer
x = 1,694,053.80
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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.