Finding the Fourth Proportional to 1,588,720.14, 2,192,424.93 and 900,522.12
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Solution
The fourth proportional to 1,588,720.14, 2,192,424.93 and 900,522.12 is: 1,242,715.50
Step by Step Solution
- Step 1: Write the proportion equation
1,588,720.14 : 2,192,424.93 = 900,522.12 : x - Step 2: Convert to fraction form
1,588,720.14/2,192,424.93 = 900,522.12/x - Step 3: Cross multiply
1,588,720.14x = 2,192,424.93 × 900,522.12 - Step 4: Simplify right side
1,588,720.14x = 1,974,327,145,904.45 - Step 5: Solve for x
x = 1,974,327,145,904.45/1,588,720.14 - Step 6: Final answer
x = 1,242,715.50
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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.