Finding the Fourth Proportional to 2,257,199.59, 3,114,931.11 and 1,224,707.08
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Solution
The fourth proportional to 2,257,199.59, 3,114,931.11 and 1,224,707.08 is: 1,690,093.42
Step by Step Solution
- Step 1: Write the proportion equation
2,257,199.59 : 3,114,931.11 = 1,224,707.08 : x - Step 2: Convert to fraction form
2,257,199.59/3,114,931.11 = 1,224,707.08/x - Step 3: Cross multiply
2,257,199.59x = 3,114,931.11 × 1,224,707.08 - Step 4: Simplify right side
2,257,199.59x = 3,814,878,184,129.26 - Step 5: Solve for x
x = 3,814,878,184,129.26/2,257,199.59 - Step 6: Final answer
x = 1,690,093.42
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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.