Finding the Fourth Proportional to 1,283,380.07, 1,926,962.55 and 715,869.98
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Solution
The fourth proportional to 1,283,380.07, 1,926,962.55 and 715,869.98 is: 1,074,860.58
Step by Step Solution
- Step 1: Write the proportion equation
1,283,380.07 : 1,926,962.55 = 715,869.98 : x - Step 2: Convert to fraction form
1,283,380.07/1,926,962.55 = 715,869.98/x - Step 3: Cross multiply
1,283,380.07x = 1,926,962.55 × 715,869.98 - Step 4: Simplify right side
1,283,380.07x = 1,379,454,642,129.25 - Step 5: Solve for x
x = 1,379,454,642,129.25/1,283,380.07 - Step 6: Final answer
x = 1,074,860.58
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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.