Finding the Fourth Proportional to 2,134,657.98, 3,203,244.18 and 787,768.38
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Solution
The fourth proportional to 2,134,657.98, 3,203,244.18 and 787,768.38 is: 1,182,116.53
Step by Step Solution
- Step 1: Write the proportion equation
2,134,657.98 : 3,203,244.18 = 787,768.38 : x - Step 2: Convert to fraction form
2,134,657.98/3,203,244.18 = 787,768.38/x - Step 3: Cross multiply
2,134,657.98x = 3,203,244.18 × 787,768.38 - Step 4: Simplify right side
2,134,657.98x = 2,523,414,478,423.03 - Step 5: Solve for x
x = 2,523,414,478,423.03/2,134,657.98 - Step 6: Final answer
x = 1,182,116.53
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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.