Finding the Fourth Proportional to 4,194,235.38, 5,787,989.60 and 2,358,693.12
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Solution
The fourth proportional to 4,194,235.38, 5,787,989.60 and 2,358,693.12 is: 3,254,965.45
Step by Step Solution
- Step 1: Write the proportion equation
4,194,235.38 : 5,787,989.60 = 2,358,693.12 : x - Step 2: Convert to fraction form
4,194,235.38/5,787,989.60 = 2,358,693.12/x - Step 3: Cross multiply
4,194,235.38x = 5,787,989.60 × 2,358,693.12 - Step 4: Simplify right side
4,194,235.38x = 13,652,091,248,151.55 - Step 5: Solve for x
x = 13,652,091,248,151.55/4,194,235.38 - Step 6: Final answer
x = 3,254,965.45
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1.5x scale
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.