Finding the Fourth Proportional to 1,668,812.58, 2,502,390.74 and 531,426.56
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Solution
The fourth proportional to 1,668,812.58, 2,502,390.74 and 531,426.56 is: 796,876.12
Step by Step Solution
- Step 1: Write the proportion equation
1,668,812.58 : 2,502,390.74 = 531,426.56 : x - Step 2: Convert to fraction form
1,668,812.58/2,502,390.74 = 531,426.56/x - Step 3: Cross multiply
1,668,812.58x = 2,502,390.74 × 531,426.56 - Step 4: Simplify right side
1,668,812.58x = 1,329,836,887,564.97 - Step 5: Solve for x
x = 1,329,836,887,564.97/1,668,812.58 - Step 6: Final answer
x = 796,876.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.