Finding the Fourth Proportional to 1,115,041.95, 1,672,626.48 and 316,260.70
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Solution
The fourth proportional to 1,115,041.95, 1,672,626.48 and 316,260.70 is: 474,409.08
Step by Step Solution
- Step 1: Write the proportion equation
1,115,041.95 : 1,672,626.48 = 316,260.70 : x - Step 2: Convert to fraction form
1,115,041.95/1,672,626.48 = 316,260.70/x - Step 3: Cross multiply
1,115,041.95x = 1,672,626.48 × 316,260.70 - Step 4: Simplify right side
1,115,041.95x = 528,986,028,112.77 - Step 5: Solve for x
x = 528,986,028,112.77/1,115,041.95 - Step 6: Final answer
x = 474,409.08
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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.