Finding the Fourth Proportional to 4,293,317.98, 6,441,138.51 and 1,453,430.44
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Solution
The fourth proportional to 4,293,317.98, 6,441,138.51 and 1,453,430.44 is: 2,180,538.88
Step by Step Solution
- Step 1: Write the proportion equation
4,293,317.98 : 6,441,138.51 = 1,453,430.44 : x - Step 2: Convert to fraction form
4,293,317.98/6,441,138.51 = 1,453,430.44/x - Step 3: Cross multiply
4,293,317.98x = 6,441,138.51 × 1,453,430.44 - Step 4: Simplify right side
4,293,317.98x = 9,361,746,778,690.24 - Step 5: Solve for x
x = 9,361,746,778,690.24/4,293,317.98 - Step 6: Final answer
x = 2,180,538.88
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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.