Finding the Fourth Proportional to 2,262,486.24, 3,122,242.74 and 1,243,956.60
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Solution
The fourth proportional to 2,262,486.24, 3,122,242.74 and 1,243,956.60 is: 1,716,666.56
Step by Step Solution
- Step 1: Write the proportion equation
2,262,486.24 : 3,122,242.74 = 1,243,956.60 : x - Step 2: Convert to fraction form
2,262,486.24/3,122,242.74 = 1,243,956.60/x - Step 3: Cross multiply
2,262,486.24x = 3,122,242.74 × 1,243,956.60 - Step 4: Simplify right side
2,262,486.24x = 3,883,934,463,225.08 - Step 5: Solve for x
x = 3,883,934,463,225.08/2,262,486.24 - Step 6: Final answer
x = 1,716,666.56
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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.