Finding the Fourth Proportional to 1,933,979.24, 2,900,968.86 and 671,808.08
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Solution
The fourth proportional to 1,933,979.24, 2,900,968.86 and 671,808.08 is: 1,007,712.12
Step by Step Solution
- Step 1: Write the proportion equation
1,933,979.24 : 2,900,968.86 = 671,808.08 : x - Step 2: Convert to fraction form
1,933,979.24/2,900,968.86 = 671,808.08/x - Step 3: Cross multiply
1,933,979.24x = 2,900,968.86 × 671,808.08 - Step 4: Simplify right side
1,933,979.24x = 1,948,894,305,471.54 - Step 5: Solve for x
x = 1,948,894,305,471.54/1,933,979.24 - Step 6: Final answer
x = 1,007,712.12
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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.