Finding the Fourth Proportional to 2,792,909.52, 3,854,216.70 and 1,569,214.98
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Solution
The fourth proportional to 2,792,909.52, 3,854,216.70 and 1,569,214.98 is: 2,165,517.55
Step by Step Solution
- Step 1: Write the proportion equation
2,792,909.52 : 3,854,216.70 = 1,569,214.98 : x - Step 2: Convert to fraction form
2,792,909.52/3,854,216.70 = 1,569,214.98/x - Step 3: Cross multiply
2,792,909.52x = 3,854,216.70 × 1,569,214.98 - Step 4: Simplify right side
2,792,909.52x = 6,048,094,581,806.17 - Step 5: Solve for x
x = 6,048,094,581,806.17/2,792,909.52 - Step 6: Final answer
x = 2,165,517.55
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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.