Finding the Fourth Proportional to 5,652,002.60, 8,478,522.30 and 1,865,493.80
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Solution
The fourth proportional to 5,652,002.60, 8,478,522.30 and 1,865,493.80 is: 2,798,411.80
Step by Step Solution
- Step 1: Write the proportion equation
5,652,002.60 : 8,478,522.30 = 1,865,493.80 : x - Step 2: Convert to fraction form
5,652,002.60/8,478,522.30 = 1,865,493.80/x - Step 3: Cross multiply
5,652,002.60x = 8,478,522.30 × 1,865,493.80 - Step 4: Simplify right side
5,652,002.60x = 15,816,630,783,811.74 - Step 5: Solve for x
x = 15,816,630,783,811.74/5,652,002.60 - Step 6: Final answer
x = 2,798,411.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.