Finding the Fourth Proportional to 1,246,264.13, 1,719,849.20 and 787,582.54
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Solution
The fourth proportional to 1,246,264.13, 1,719,849.20 and 787,582.54 is: 1,086,866.88
Step by Step Solution
- Step 1: Write the proportion equation
1,246,264.13 : 1,719,849.20 = 787,582.54 : x - Step 2: Convert to fraction form
1,246,264.13/1,719,849.20 = 787,582.54/x - Step 3: Cross multiply
1,246,264.13x = 1,719,849.20 × 787,582.54 - Step 4: Simplify right side
1,246,264.13x = 1,354,523,201,352.97 - Step 5: Solve for x
x = 1,354,523,201,352.97/1,246,264.13 - Step 6: Final answer
x = 1,086,866.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.