Finding the Fourth Proportional to 5,549,281.12, 7,651,039.51 and 4,244,134.20
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Solution
The fourth proportional to 5,549,281.12, 7,651,039.51 and 4,244,134.20 is: 5,851,575.68
Step by Step Solution
- Step 1: Write the proportion equation
5,549,281.12 : 7,651,039.51 = 4,244,134.20 : x - Step 2: Convert to fraction form
5,549,281.12/7,651,039.51 = 4,244,134.20/x - Step 3: Cross multiply
5,549,281.12x = 7,651,039.51 × 4,244,134.20 - Step 4: Simplify right side
5,549,281.12x = 32,472,038,449,942.24 - Step 5: Solve for x
x = 32,472,038,449,942.24/5,549,281.12 - Step 6: Final answer
x = 5,851,575.68
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1.5x scale
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.