Finding the Fourth Proportional to 1,908,772.29, 2,634,156.05 and 1,049,354.19
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Solution
The fourth proportional to 1,908,772.29, 2,634,156.05 and 1,049,354.19 is: 1,448,136.43
Step by Step Solution
- Step 1: Write the proportion equation
1,908,772.29 : 2,634,156.05 = 1,049,354.19 : x - Step 2: Convert to fraction form
1,908,772.29/2,634,156.05 = 1,049,354.19/x - Step 3: Cross multiply
1,908,772.29x = 2,634,156.05 × 1,049,354.19 - Step 4: Simplify right side
1,908,772.29x = 2,764,162,682,934.58 - Step 5: Solve for x
x = 2,764,162,682,934.58/1,908,772.29 - Step 6: Final answer
x = 1,448,136.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.