Finding the Fourth Proportional to 3,650,518.50, 5,471,477.55 and 1,490,194.44
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Solution
The fourth proportional to 3,650,518.50, 5,471,477.55 and 1,490,194.44 is: 2,233,536.26
Step by Step Solution
- Step 1: Write the proportion equation
3,650,518.50 : 5,471,477.55 = 1,490,194.44 : x - Step 2: Convert to fraction form
3,650,518.50/5,471,477.55 = 1,490,194.44/x - Step 3: Cross multiply
3,650,518.50x = 5,471,477.55 × 1,490,194.44 - Step 4: Simplify right side
3,650,518.50x = 8,153,565,423,594.82 - Step 5: Solve for x
x = 8,153,565,423,594.82/3,650,518.50 - Step 6: Final answer
x = 2,233,536.26
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1.5x scale
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.