Finding the Fourth Proportional to 6,256,885.26, 8,634,501.64 and 3,395,317.26
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Solution
The fourth proportional to 6,256,885.26, 8,634,501.64 and 3,395,317.26 is: 4,685,537.81
Step by Step Solution
- Step 1: Write the proportion equation
6,256,885.26 : 8,634,501.64 = 3,395,317.26 : x - Step 2: Convert to fraction form
6,256,885.26/8,634,501.64 = 3,395,317.26/x - Step 3: Cross multiply
6,256,885.26x = 8,634,501.64 × 3,395,317.26 - Step 4: Simplify right side
6,256,885.26x = 29,316,872,449,790.30 - Step 5: Solve for x
x = 29,316,872,449,790.30/6,256,885.26 - Step 6: Final answer
x = 4,685,537.81
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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.