Finding the Fourth Proportional to 1,875,253.91, 2,812,958.81 and 545,557.91
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Solution
The fourth proportional to 1,875,253.91, 2,812,958.81 and 545,557.91 is: 818,359.54
Step by Step Solution
- Step 1: Write the proportion equation
1,875,253.91 : 2,812,958.81 = 545,557.91 : x - Step 2: Convert to fraction form
1,875,253.91/2,812,958.81 = 545,557.91/x - Step 3: Cross multiply
1,875,253.91x = 2,812,958.81 × 545,557.91 - Step 4: Simplify right side
1,875,253.91x = 1,534,631,929,299.69 - Step 5: Solve for x
x = 1,534,631,929,299.69/1,875,253.91 - Step 6: Final answer
x = 818,359.54
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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.