Finding the Fourth Proportional to 1,152,159.60, 1,589,966.64 and 635,917.44
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Solution
The fourth proportional to 1,152,159.60, 1,589,966.64 and 635,917.44 is: 877,558.56
Step by Step Solution
- Step 1: Write the proportion equation
1,152,159.60 : 1,589,966.64 = 635,917.44 : x - Step 2: Convert to fraction form
1,152,159.60/1,589,966.64 = 635,917.44/x - Step 3: Cross multiply
1,152,159.60x = 1,589,966.64 × 635,917.44 - Step 4: Simplify right side
1,152,159.60x = 1,011,087,515,394.20 - Step 5: Solve for x
x = 1,011,087,515,394.20/1,152,159.60 - Step 6: Final answer
x = 877,558.56
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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.