Finding the Fourth Proportional to 1,652,674.32, 2,279,840.58 and 1,102,337.64
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Solution
The fourth proportional to 1,652,674.32, 2,279,840.58 and 1,102,337.64 is: 1,520,659.00
Step by Step Solution
- Step 1: Write the proportion equation
1,652,674.32 : 2,279,840.58 = 1,102,337.64 : x - Step 2: Convert to fraction form
1,652,674.32/2,279,840.58 = 1,102,337.64/x - Step 3: Cross multiply
1,652,674.32x = 2,279,840.58 × 1,102,337.64 - Step 4: Simplify right side
1,652,674.32x = 2,513,154,084,533.43 - Step 5: Solve for x
x = 2,513,154,084,533.43/1,652,674.32 - Step 6: Final answer
x = 1,520,659.00
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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.