Finding the Fourth Proportional to 1,488,400.30, 2,230,828.17 and 1,036,676.26
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Solution
The fourth proportional to 1,488,400.30, 2,230,828.17 and 1,036,676.26 is: 1,553,779.99
Step by Step Solution
- Step 1: Write the proportion equation
1,488,400.30 : 2,230,828.17 = 1,036,676.26 : x - Step 2: Convert to fraction form
1,488,400.30/2,230,828.17 = 1,036,676.26/x - Step 3: Cross multiply
1,488,400.30x = 2,230,828.17 × 1,036,676.26 - Step 4: Simplify right side
1,488,400.30x = 2,312,646,603,978.24 - Step 5: Solve for x
x = 2,312,646,603,978.24/1,488,400.30 - Step 6: Final answer
x = 1,553,779.99
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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.