Finding the Fourth Proportional to 1,425,147.48, 2,137,735.08 and 1,140,129.99
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Solution
The fourth proportional to 1,425,147.48, 2,137,735.08 and 1,140,129.99 is: 1,710,206.07
Step by Step Solution
- Step 1: Write the proportion equation
1,425,147.48 : 2,137,735.08 = 1,140,129.99 : x - Step 2: Convert to fraction form
1,425,147.48/2,137,735.08 = 1,140,129.99/x - Step 3: Cross multiply
1,425,147.48x = 2,137,735.08 × 1,140,129.99 - Step 4: Simplify right side
1,425,147.48x = 2,437,295,875,383.05 - Step 5: Solve for x
x = 2,437,295,875,383.05/1,425,147.48 - Step 6: Final answer
x = 1,710,206.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.