Finding the Fourth Proportional to 1,124,034.09, 1,686,604.68 and 524,908.18
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Solution
The fourth proportional to 1,124,034.09, 1,686,604.68 and 524,908.18 is: 787,620.77
Step by Step Solution
- Step 1: Write the proportion equation
1,124,034.09 : 1,686,604.68 = 524,908.18 : x - Step 2: Convert to fraction form
1,124,034.09/1,686,604.68 = 524,908.18/x - Step 3: Cross multiply
1,124,034.09x = 1,686,604.68 × 524,908.18 - Step 4: Simplify right side
1,124,034.09x = 885,312,592,958.28 - Step 5: Solve for x
x = 885,312,592,958.28/1,124,034.09 - Step 6: Final answer
x = 787,620.77
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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.