Finding the Fourth Proportional to 2,372,784.76, 3,559,783.83 and 689,888.26
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Solution
The fourth proportional to 2,372,784.76, 3,559,783.83 and 689,888.26 is: 1,035,008.79
Step by Step Solution
- Step 1: Write the proportion equation
2,372,784.76 : 3,559,783.83 = 689,888.26 : x - Step 2: Convert to fraction form
2,372,784.76/3,559,783.83 = 689,888.26/x - Step 3: Cross multiply
2,372,784.76x = 3,559,783.83 × 689,888.26 - Step 4: Simplify right side
2,372,784.76x = 2,455,853,072,454.84 - Step 5: Solve for x
x = 2,455,853,072,454.84/2,372,784.76 - Step 6: Final answer
x = 1,035,008.79
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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.