Finding the Fourth Proportional to 2,931,215.67, 4,397,240.85 and 909,634.26
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Solution
The fourth proportional to 2,931,215.67, 4,397,240.85 and 909,634.26 is: 1,364,580.90
Step by Step Solution
- Step 1: Write the proportion equation
2,931,215.67 : 4,397,240.85 = 909,634.26 : x - Step 2: Convert to fraction form
2,931,215.67/4,397,240.85 = 909,634.26/x - Step 3: Cross multiply
2,931,215.67x = 4,397,240.85 × 909,634.26 - Step 4: Simplify right side
2,931,215.67x = 3,999,880,926,631.52 - Step 5: Solve for x
x = 3,999,880,926,631.52/2,931,215.67 - Step 6: Final answer
x = 1,364,580.90
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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.