Finding the Fourth Proportional to 1,507,209.57, 2,261,169.14 and 496,412.19
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Solution
The fourth proportional to 1,507,209.57, 2,261,169.14 and 496,412.19 is: 744,735.13
Step by Step Solution
- Step 1: Write the proportion equation
1,507,209.57 : 2,261,169.14 = 496,412.19 : x - Step 2: Convert to fraction form
1,507,209.57/2,261,169.14 = 496,412.19/x - Step 3: Cross multiply
1,507,209.57x = 2,261,169.14 × 496,412.19 - Step 4: Simplify right side
1,507,209.57x = 1,122,471,922,265.76 - Step 5: Solve for x
x = 1,122,471,922,265.76/1,507,209.57 - Step 6: Final answer
x = 744,735.13
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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.