Finding the Fourth Proportional to 1,313,268.88, 1,970,501.87 and 674,021.52
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Solution
The fourth proportional to 1,313,268.88, 1,970,501.87 and 674,021.52 is: 1,011,339.48
Step by Step Solution
- Step 1: Write the proportion equation
1,313,268.88 : 1,970,501.87 = 674,021.52 : x - Step 2: Convert to fraction form
1,313,268.88/1,970,501.87 = 674,021.52/x - Step 3: Cross multiply
1,313,268.88x = 1,970,501.87 × 674,021.52 - Step 4: Simplify right side
1,313,268.88x = 1,328,160,665,580.24 - Step 5: Solve for x
x = 1,328,160,665,580.24/1,313,268.88 - Step 6: Final answer
x = 1,011,339.48
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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.