Finding the Fourth Proportional to 1,037,999.08, 1,556,864.70 and 328,098.88
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Solution
The fourth proportional to 1,037,999.08, 1,556,864.70 and 328,098.88 is: 492,105.99
Step by Step Solution
- Step 1: Write the proportion equation
1,037,999.08 : 1,556,864.70 = 328,098.88 : x - Step 2: Convert to fraction form
1,037,999.08/1,556,864.70 = 328,098.88/x - Step 3: Cross multiply
1,037,999.08x = 1,556,864.70 × 328,098.88 - Step 4: Simplify right side
1,037,999.08x = 510,805,564,381.54 - Step 5: Solve for x
x = 510,805,564,381.54/1,037,999.08 - Step 6: Final answer
x = 492,105.99
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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.