Finding the Fourth Proportional to 5,768,416.32, 8,651,963.52 and 1,508,995.68
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Solution
The fourth proportional to 5,768,416.32, 8,651,963.52 and 1,508,995.68 is: 2,263,320.62
Step by Step Solution
- Step 1: Write the proportion equation
5,768,416.32 : 8,651,963.52 = 1,508,995.68 : x - Step 2: Convert to fraction form
5,768,416.32/8,651,963.52 = 1,508,995.68/x - Step 3: Cross multiply
5,768,416.32x = 8,651,963.52 × 1,508,995.68 - Step 4: Simplify right side
5,768,416.32x = 13,055,775,575,197.59 - Step 5: Solve for x
x = 13,055,775,575,197.59/5,768,416.32 - Step 6: Final answer
x = 2,263,320.62
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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.