Finding the Fourth Proportional to 5,917,219.54, 8,165,683.48 and 3,303,763.66
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Solution
The fourth proportional to 5,917,219.54, 8,165,683.48 and 3,303,763.66 is: 4,559,149.47
Step by Step Solution
- Step 1: Write the proportion equation
5,917,219.54 : 8,165,683.48 = 3,303,763.66 : x - Step 2: Convert to fraction form
5,917,219.54/8,165,683.48 = 3,303,763.66/x - Step 3: Cross multiply
5,917,219.54x = 8,165,683.48 × 3,303,763.66 - Step 4: Simplify right side
5,917,219.54x = 26,977,488,340,286.34 - Step 5: Solve for x
x = 26,977,488,340,286.34/5,917,219.54 - Step 6: Final answer
x = 4,559,149.47
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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.