Finding the Fourth Proportional to 1,610,844.12, 2,414,757.15 and 545,140.08
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Solution
The fourth proportional to 1,610,844.12, 2,414,757.15 and 545,140.08 is: 817,199.44
Step by Step Solution
- Step 1: Write the proportion equation
1,610,844.12 : 2,414,757.15 = 545,140.08 : x - Step 2: Convert to fraction form
1,610,844.12/2,414,757.15 = 545,140.08/x - Step 3: Cross multiply
1,610,844.12x = 2,414,757.15 × 545,140.08 - Step 4: Simplify right side
1,610,844.12x = 1,316,380,905,931.57 - Step 5: Solve for x
x = 1,316,380,905,931.57/1,610,844.12 - Step 6: Final answer
x = 817,199.44
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1.5x scale
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.