Finding the Fourth Proportional to 2,820,454.42, 4,232,362.66 and 1,023,478.08
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Solution
The fourth proportional to 2,820,454.42, 4,232,362.66 and 1,023,478.08 is: 1,535,827.13
Step by Step Solution
- Step 1: Write the proportion equation
2,820,454.42 : 4,232,362.66 = 1,023,478.08 : x - Step 2: Convert to fraction form
2,820,454.42/4,232,362.66 = 1,023,478.08/x - Step 3: Cross multiply
2,820,454.42x = 4,232,362.66 × 1,023,478.08 - Step 4: Simplify right side
2,820,454.42x = 4,331,730,409,120.49 - Step 5: Solve for x
x = 4,331,730,409,120.49/2,820,454.42 - Step 6: Final answer
x = 1,535,827.13
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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.