Finding the Fourth Proportional to 1,264,718.16, 1,745,298.36 and 691,769.52
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Solution
The fourth proportional to 1,264,718.16, 1,745,298.36 and 691,769.52 is: 954,634.99
Step by Step Solution
- Step 1: Write the proportion equation
1,264,718.16 : 1,745,298.36 = 691,769.52 : x - Step 2: Convert to fraction form
1,264,718.16/1,745,298.36 = 691,769.52/x - Step 3: Cross multiply
1,264,718.16x = 1,745,298.36 × 691,769.52 - Step 4: Simplify right side
1,264,718.16x = 1,207,344,208,753.99 - Step 5: Solve for x
x = 1,207,344,208,753.99/1,264,718.16 - Step 6: Final answer
x = 954,634.99
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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.