Finding the Fourth Proportional to 4,292,734.32, 6,439,399.56 and 1,451,886.12
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Solution
The fourth proportional to 4,292,734.32, 6,439,399.56 and 1,451,886.12 is: 2,177,930.00
Step by Step Solution
- Step 1: Write the proportion equation
4,292,734.32 : 6,439,399.56 = 1,451,886.12 : x - Step 2: Convert to fraction form
4,292,734.32/6,439,399.56 = 1,451,886.12/x - Step 3: Cross multiply
4,292,734.32x = 6,439,399.56 × 1,451,886.12 - Step 4: Simplify right side
4,292,734.32x = 9,349,274,842,298.11 - Step 5: Solve for x
x = 9,349,274,842,298.11/4,292,734.32 - Step 6: Final answer
x = 2,177,930.00
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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.