Finding the Fourth Proportional to 1,415,051.10, 2,122,479.45 and 455,492.70
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Solution
The fourth proportional to 1,415,051.10, 2,122,479.45 and 455,492.70 is: 683,207.76
Step by Step Solution
- Step 1: Write the proportion equation
1,415,051.10 : 2,122,479.45 = 455,492.70 : x - Step 2: Convert to fraction form
1,415,051.10/2,122,479.45 = 455,492.70/x - Step 3: Cross multiply
1,415,051.10x = 2,122,479.45 × 455,492.70 - Step 4: Simplify right side
1,415,051.10x = 966,773,895,375.02 - Step 5: Solve for x
x = 966,773,895,375.02/1,415,051.10 - Step 6: Final answer
x = 683,207.76
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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.