Finding the Fourth Proportional to 4,534,690.70, 6,809,408.85 and 3,281,314.70
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Solution
The fourth proportional to 4,534,690.70, 6,809,408.85 and 3,281,314.70 is: 4,927,307.03
Step by Step Solution
- Step 1: Write the proportion equation
4,534,690.70 : 6,809,408.85 = 3,281,314.70 : x - Step 2: Convert to fraction form
4,534,690.70/6,809,408.85 = 3,281,314.70/x - Step 3: Cross multiply
4,534,690.70x = 6,809,408.85 × 3,281,314.70 - Step 4: Simplify right side
4,534,690.70x = 22,343,813,357,815.09 - Step 5: Solve for x
x = 22,343,813,357,815.09/4,534,690.70 - Step 6: Final answer
x = 4,927,307.03
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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.