Finding the Fourth Proportional to 1,283,374.68, 1,926,954.42 and 715,864.56
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Solution
The fourth proportional to 1,283,374.68, 1,926,954.42 and 715,864.56 is: 1,074,852.42
Step by Step Solution
- Step 1: Write the proportion equation
1,283,374.68 : 1,926,954.42 = 715,864.56 : x - Step 2: Convert to fraction form
1,283,374.68/1,926,954.42 = 715,864.56/x - Step 3: Cross multiply
1,283,374.68x = 1,926,954.42 × 715,864.56 - Step 4: Simplify right side
1,283,374.68x = 1,379,438,378,013.36 - Step 5: Solve for x
x = 1,379,438,378,013.36/1,283,374.68 - Step 6: Final answer
x = 1,074,852.42
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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.