Finding the Fourth Proportional to 1,031,074.80, 1,544,782.14 and 430,714.68
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Solution
The fourth proportional to 1,031,074.80, 1,544,782.14 and 430,714.68 is: 645,307.54
Step by Step Solution
- Step 1: Write the proportion equation
1,031,074.80 : 1,544,782.14 = 430,714.68 : x - Step 2: Convert to fraction form
1,031,074.80/1,544,782.14 = 430,714.68/x - Step 3: Cross multiply
1,031,074.80x = 1,544,782.14 × 430,714.68 - Step 4: Simplify right side
1,031,074.80x = 665,360,345,099.82 - Step 5: Solve for x
x = 665,360,345,099.82/1,031,074.80 - Step 6: Final answer
x = 645,307.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.