Finding the Fourth Proportional to 1,306,465.55, 1,958,935.59 and 506,812.68
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Solution
The fourth proportional to 1,306,465.55, 1,958,935.59 and 506,812.68 is: 759,923.14
Step by Step Solution
- Step 1: Write the proportion equation
1,306,465.55 : 1,958,935.59 = 506,812.68 : x - Step 2: Convert to fraction form
1,306,465.55/1,958,935.59 = 506,812.68/x - Step 3: Cross multiply
1,306,465.55x = 1,958,935.59 × 506,812.68 - Step 4: Simplify right side
1,306,465.55x = 992,813,396,315.28 - Step 5: Solve for x
x = 992,813,396,315.28/1,306,465.55 - Step 6: Final answer
x = 759,923.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.