Finding the Fourth Proportional to 1,207,152.07, 1,812,264.60 and 782,465.02
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Solution
The fourth proportional to 1,207,152.07, 1,812,264.60 and 782,465.02 is: 1,174,693.46
Step by Step Solution
- Step 1: Write the proportion equation
1,207,152.07 : 1,812,264.60 = 782,465.02 : x - Step 2: Convert to fraction form
1,207,152.07/1,812,264.60 = 782,465.02/x - Step 3: Cross multiply
1,207,152.07x = 1,812,264.60 × 782,465.02 - Step 4: Simplify right side
1,207,152.07x = 1,418,033,647,422.97 - Step 5: Solve for x
x = 1,418,033,647,422.97/1,207,152.07 - Step 6: Final answer
x = 1,174,693.46
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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.