Finding the Fourth Proportional to 1,529,412.93, 2,110,064.18 and 948,427.20
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Solution
The fourth proportional to 1,529,412.93, 2,110,064.18 and 948,427.20 is: 1,308,503.56
Step by Step Solution
- Step 1: Write the proportion equation
1,529,412.93 : 2,110,064.18 = 948,427.20 : x - Step 2: Convert to fraction form
1,529,412.93/2,110,064.18 = 948,427.20/x - Step 3: Cross multiply
1,529,412.93x = 2,110,064.18 × 948,427.20 - Step 4: Simplify right side
1,529,412.93x = 2,001,242,257,315.56 - Step 5: Solve for x
x = 2,001,242,257,315.56/1,529,412.93 - Step 6: Final answer
x = 1,308,503.56
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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.