Finding the Fourth Proportional to 2,457,209.32, 3,687,473.36 and 859,786.25
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Solution
The fourth proportional to 2,457,209.32, 3,687,473.36 and 859,786.25 is: 1,290,259.99
Step by Step Solution
- Step 1: Write the proportion equation
2,457,209.32 : 3,687,473.36 = 859,786.25 : x - Step 2: Convert to fraction form
2,457,209.32/3,687,473.36 = 859,786.25/x - Step 3: Cross multiply
2,457,209.32x = 3,687,473.36 × 859,786.25 - Step 4: Simplify right side
2,457,209.32x = 3,170,438,875,881.40 - Step 5: Solve for x
x = 3,170,438,875,881.40/2,457,209.32 - Step 6: Final answer
x = 1,290,259.99
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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.