Finding the Fourth Proportional to 1,877,397.12, 2,814,425.33 and 679,052.88
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Solution
The fourth proportional to 1,877,397.12, 2,814,425.33 and 679,052.88 is: 1,017,975.15
Step by Step Solution
- Step 1: Write the proportion equation
1,877,397.12 : 2,814,425.33 = 679,052.88 : x - Step 2: Convert to fraction form
1,877,397.12/2,814,425.33 = 679,052.88/x - Step 3: Cross multiply
1,877,397.12x = 2,814,425.33 × 679,052.88 - Step 4: Simplify right side
1,877,397.12x = 1,911,143,622,486.19 - Step 5: Solve for x
x = 1,911,143,622,486.19/1,877,397.12 - Step 6: Final answer
x = 1,017,975.15
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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.