Finding the Fourth Proportional to 2,798,175.60, 3,861,368.28 and 1,652,626.80
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Solution
The fourth proportional to 2,798,175.60, 3,861,368.28 and 1,652,626.80 is: 2,280,557.63
Step by Step Solution
- Step 1: Write the proportion equation
2,798,175.60 : 3,861,368.28 = 1,652,626.80 : x - Step 2: Convert to fraction form
2,798,175.60/3,861,368.28 = 1,652,626.80/x - Step 3: Cross multiply
2,798,175.60x = 3,861,368.28 × 1,652,626.80 - Step 4: Simplify right side
2,798,175.60x = 6,381,400,704,197.90 - Step 5: Solve for x
x = 6,381,400,704,197.90/2,798,175.60 - Step 6: Final answer
x = 2,280,557.63
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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.