Finding the Fourth Proportional to 1,432,088.01, 2,147,971.64 and 367,155.09
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Solution
The fourth proportional to 1,432,088.01, 2,147,971.64 and 367,155.09 is: 550,691.52
Step by Step Solution
- Step 1: Write the proportion equation
1,432,088.01 : 2,147,971.64 = 367,155.09 : x - Step 2: Convert to fraction form
1,432,088.01/2,147,971.64 = 367,155.09/x - Step 3: Cross multiply
1,432,088.01x = 2,147,971.64 × 367,155.09 - Step 4: Simplify right side
1,432,088.01x = 788,638,718,965.87 - Step 5: Solve for x
x = 788,638,718,965.87/1,432,088.01 - Step 6: Final answer
x = 550,691.52
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1.5x scale
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.