Finding the Fourth Proportional to 1,207,330.02, 1,665,752.04 and 723,718.71
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Solution
The fourth proportional to 1,207,330.02, 1,665,752.04 and 723,718.71 is: 998,513.99
Step by Step Solution
- Step 1: Write the proportion equation
1,207,330.02 : 1,665,752.04 = 723,718.71 : x - Step 2: Convert to fraction form
1,207,330.02/1,665,752.04 = 723,718.71/x - Step 3: Cross multiply
1,207,330.02x = 1,665,752.04 × 723,718.71 - Step 4: Simplify right side
1,207,330.02x = 1,205,535,917,568.67 - Step 5: Solve for x
x = 1,205,535,917,568.67/1,207,330.02 - Step 6: Final answer
x = 998,513.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.