Finding the Fourth Proportional to 1,571,641.56, 2,169,126.27 and 927,220.14
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Solution
The fourth proportional to 1,571,641.56, 2,169,126.27 and 927,220.14 is: 1,279,717.73
Step by Step Solution
- Step 1: Write the proportion equation
1,571,641.56 : 2,169,126.27 = 927,220.14 : x - Step 2: Convert to fraction form
1,571,641.56/2,169,126.27 = 927,220.14/x - Step 3: Cross multiply
1,571,641.56x = 2,169,126.27 × 927,220.14 - Step 4: Simplify right side
1,571,641.56x = 2,011,257,563,747.08 - Step 5: Solve for x
x = 2,011,257,563,747.08/1,571,641.56 - Step 6: Final answer
x = 1,279,717.73
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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.