Finding the Fourth Proportional to 1,570,237.98, 2,167,129.74 and 958,261.39
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Solution
The fourth proportional to 1,570,237.98, 2,167,129.74 and 958,261.39 is: 1,322,523.58
Step by Step Solution
- Step 1: Write the proportion equation
1,570,237.98 : 2,167,129.74 = 958,261.39 : x - Step 2: Convert to fraction form
1,570,237.98/2,167,129.74 = 958,261.39/x - Step 3: Cross multiply
1,570,237.98x = 2,167,129.74 × 958,261.39 - Step 4: Simplify right side
1,570,237.98x = 2,076,676,749,748.17 - Step 5: Solve for x
x = 2,076,676,749,748.17/1,570,237.98 - Step 6: Final answer
x = 1,322,523.58
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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.