Finding the Fourth Proportional to 1,933,475.74, 2,900,195.13 and 1,175,526.47
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Solution
The fourth proportional to 1,933,475.74, 2,900,195.13 and 1,175,526.47 is: 1,763,278.47
Step by Step Solution
- Step 1: Write the proportion equation
1,933,475.74 : 2,900,195.13 = 1,175,526.47 : x - Step 2: Convert to fraction form
1,933,475.74/2,900,195.13 = 1,175,526.47/x - Step 3: Cross multiply
1,933,475.74x = 2,900,195.13 × 1,175,526.47 - Step 4: Simplify right side
1,933,475.74x = 3,409,256,143,480.09 - Step 5: Solve for x
x = 3,409,256,143,480.09/1,933,475.74 - Step 6: Final answer
x = 1,763,278.47
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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.