Finding the Fourth Proportional to 4,157,257.08, 6,236,410.50 and 1,316,353.80
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Solution
The fourth proportional to 4,157,257.08, 6,236,410.50 and 1,316,353.80 is: 1,974,696.90
Step by Step Solution
- Step 1: Write the proportion equation
4,157,257.08 : 6,236,410.50 = 1,316,353.80 : x - Step 2: Convert to fraction form
4,157,257.08/6,236,410.50 = 1,316,353.80/x - Step 3: Cross multiply
4,157,257.08x = 6,236,410.50 × 1,316,353.80 - Step 4: Simplify right side
4,157,257.08x = 8,209,322,660,034.90 - Step 5: Solve for x
x = 8,209,322,660,034.90/4,157,257.08 - Step 6: Final answer
x = 1,974,696.90
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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.