Finding the Fourth Proportional to 3,843,130.03, 5,303,626.56 and 2,124,361.06
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Solution
The fourth proportional to 3,843,130.03, 5,303,626.56 and 2,124,361.06 is: 2,931,677.47
Step by Step Solution
- Step 1: Write the proportion equation
3,843,130.03 : 5,303,626.56 = 2,124,361.06 : x - Step 2: Convert to fraction form
3,843,130.03/5,303,626.56 = 2,124,361.06/x - Step 3: Cross multiply
3,843,130.03x = 5,303,626.56 × 2,124,361.06 - Step 4: Simplify right side
3,843,130.03x = 11,266,817,740,845.75 - Step 5: Solve for x
x = 11,266,817,740,845.75/3,843,130.03 - Step 6: Final answer
x = 2,931,677.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.