Finding the Fourth Proportional to 1,634,979.12, 2,452,440.12 and 735,784.56
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Solution
The fourth proportional to 1,634,979.12, 2,452,440.12 and 735,784.56 is: 1,103,663.99
Step by Step Solution
- Step 1: Write the proportion equation
1,634,979.12 : 2,452,440.12 = 735,784.56 : x - Step 2: Convert to fraction form
1,634,979.12/2,452,440.12 = 735,784.56/x - Step 3: Cross multiply
1,634,979.12x = 2,452,440.12 × 735,784.56 - Step 4: Simplify right side
1,634,979.12x = 1,804,467,574,620.55 - Step 5: Solve for x
x = 1,804,467,574,620.55/1,634,979.12 - Step 6: Final answer
x = 1,103,663.99
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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.