Finding the Fourth Proportional to 1,012,534.79, 1,518,803.66 and 413,495.95
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Solution
The fourth proportional to 1,012,534.79, 1,518,803.66 and 413,495.95 is: 620,244.53
Step by Step Solution
- Step 1: Write the proportion equation
1,012,534.79 : 1,518,803.66 = 413,495.95 : x - Step 2: Convert to fraction form
1,012,534.79/1,518,803.66 = 413,495.95/x - Step 3: Cross multiply
1,012,534.79x = 1,518,803.66 × 413,495.95 - Step 4: Simplify right side
1,012,534.79x = 628,019,162,255.18 - Step 5: Solve for x
x = 628,019,162,255.18/1,012,534.79 - Step 6: Final answer
x = 620,244.53
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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.