Finding the Fourth Proportional to 2,866,396.53, 3,955,508.60 and 1,559,653.95
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Solution
The fourth proportional to 2,866,396.53, 3,955,508.60 and 1,559,653.95 is: 2,152,257.91
Step by Step Solution
- Step 1: Write the proportion equation
2,866,396.53 : 3,955,508.60 = 1,559,653.95 : x - Step 2: Convert to fraction form
2,866,396.53/3,955,508.60 = 1,559,653.95/x - Step 3: Cross multiply
2,866,396.53x = 3,955,508.60 × 1,559,653.95 - Step 4: Simplify right side
2,866,396.53x = 6,169,224,604,450.70 - Step 5: Solve for x
x = 6,169,224,604,450.70/2,866,396.53 - Step 6: Final answer
x = 2,152,257.91
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.