Finding the Fourth Proportional to 1,446,445.68, 2,170,029.98 and 1,020,812.28
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Solution
The fourth proportional to 1,446,445.68, 2,170,029.98 and 1,020,812.28 is: 1,531,473.52
Step by Step Solution
- Step 1: Write the proportion equation
1,446,445.68 : 2,170,029.98 = 1,020,812.28 : x - Step 2: Convert to fraction form
1,446,445.68/2,170,029.98 = 1,020,812.28/x - Step 3: Cross multiply
1,446,445.68x = 2,170,029.98 × 1,020,812.28 - Step 4: Simplify right side
1,446,445.68x = 2,215,193,251,552.15 - Step 5: Solve for x
x = 2,215,193,251,552.15/1,446,445.68 - Step 6: Final answer
x = 1,531,473.52
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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.