Finding the Fourth Proportional to 2,242,686.78, 3,365,515.94 and 1,232,514.18
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Solution
The fourth proportional to 2,242,686.78, 3,365,515.94 and 1,232,514.18 is: 1,849,587.81
Step by Step Solution
- Step 1: Write the proportion equation
2,242,686.78 : 3,365,515.94 = 1,232,514.18 : x - Step 2: Convert to fraction form
2,242,686.78/3,365,515.94 = 1,232,514.18/x - Step 3: Cross multiply
2,242,686.78x = 3,365,515.94 × 1,232,514.18 - Step 4: Simplify right side
2,242,686.78x = 4,148,046,119,066.03 - Step 5: Solve for x
x = 4,148,046,119,066.03/2,242,686.78 - Step 6: Final answer
x = 1,849,587.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.