Finding the Fourth Proportional to 2,011,959.96, 2,776,527.90 and 1,106,557.08
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Solution
The fourth proportional to 2,011,959.96, 2,776,527.90 and 1,106,557.08 is: 1,527,061.51
Step by Step Solution
- Step 1: Write the proportion equation
2,011,959.96 : 2,776,527.90 = 1,106,557.08 : x - Step 2: Convert to fraction form
2,011,959.96/2,776,527.90 = 1,106,557.08/x - Step 3: Cross multiply
2,011,959.96x = 2,776,527.90 × 1,106,557.08 - Step 4: Simplify right side
2,011,959.96x = 3,072,386,605,562.53 - Step 5: Solve for x
x = 3,072,386,605,562.53/2,011,959.96 - Step 6: Final answer
x = 1,527,061.51
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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.