Finding the Fourth Proportional to 1,455,770.70, 2,183,656.05 and 738,325.35
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Solution
The fourth proportional to 1,455,770.70, 2,183,656.05 and 738,325.35 is: 1,107,488.03
Step by Step Solution
- Step 1: Write the proportion equation
1,455,770.70 : 2,183,656.05 = 738,325.35 : x - Step 2: Convert to fraction form
1,455,770.70/2,183,656.05 = 738,325.35/x - Step 3: Cross multiply
1,455,770.70x = 2,183,656.05 × 738,325.35 - Step 4: Simplify right side
1,455,770.70x = 1,612,248,617,395.87 - Step 5: Solve for x
x = 1,612,248,617,395.87/1,455,770.70 - Step 6: Final answer
x = 1,107,488.03
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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.