Finding the Fourth Proportional to 2,542,230.12, 3,508,346.08 and 1,495,724.40
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Solution
The fourth proportional to 2,542,230.12, 3,508,346.08 and 1,495,724.40 is: 2,064,139.98
Step by Step Solution
- Step 1: Write the proportion equation
2,542,230.12 : 3,508,346.08 = 1,495,724.40 : x - Step 2: Convert to fraction form
2,542,230.12/3,508,346.08 = 1,495,724.40/x - Step 3: Cross multiply
2,542,230.12x = 3,508,346.08 × 1,495,724.40 - Step 4: Simplify right side
2,542,230.12x = 5,247,518,835,500.35 - Step 5: Solve for x
x = 5,247,518,835,500.35/2,542,230.12 - Step 6: Final answer
x = 2,064,139.98
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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.