Finding the Fourth Proportional to 4,070,873.20, 5,617,549.50 and 2,235,318.63
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Solution
The fourth proportional to 4,070,873.20, 5,617,549.50 and 2,235,318.63 is: 3,084,599.41
Step by Step Solution
- Step 1: Write the proportion equation
4,070,873.20 : 5,617,549.50 = 2,235,318.63 : x - Step 2: Convert to fraction form
4,070,873.20/5,617,549.50 = 2,235,318.63/x - Step 3: Cross multiply
4,070,873.20x = 5,617,549.50 × 2,235,318.63 - Step 4: Simplify right side
4,070,873.20x = 12,557,013,038,253.31 - Step 5: Solve for x
x = 12,557,013,038,253.31/4,070,873.20 - Step 6: Final answer
x = 3,084,599.41
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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.