Finding the Fourth Proportional to 1,581,257.16, 2,372,328.61 and 635,292.18
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Solution
The fourth proportional to 1,581,257.16, 2,372,328.61 and 635,292.18 is: 953,116.20
Step by Step Solution
- Step 1: Write the proportion equation
1,581,257.16 : 2,372,328.61 = 635,292.18 : x - Step 2: Convert to fraction form
1,581,257.16/2,372,328.61 = 635,292.18/x - Step 3: Cross multiply
1,581,257.16x = 2,372,328.61 × 635,292.18 - Step 4: Simplify right side
1,581,257.16x = 1,507,121,812,735.04 - Step 5: Solve for x
x = 1,507,121,812,735.04/1,581,257.16 - Step 6: Final answer
x = 953,116.20
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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.