Finding the Fourth Proportional to 2,208,967.74, 3,048,314.58 and 1,242,073.17
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Solution
The fourth proportional to 2,208,967.74, 3,048,314.58 and 1,242,073.17 is: 1,714,026.73
Step by Step Solution
- Step 1: Write the proportion equation
2,208,967.74 : 3,048,314.58 = 1,242,073.17 : x - Step 2: Convert to fraction form
2,208,967.74/3,048,314.58 = 1,242,073.17/x - Step 3: Cross multiply
2,208,967.74x = 3,048,314.58 × 1,242,073.17 - Step 4: Simplify right side
2,208,967.74x = 3,786,229,753,537.82 - Step 5: Solve for x
x = 3,786,229,753,537.82/2,208,967.74 - Step 6: Final answer
x = 1,714,026.73
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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.