Finding the Fourth Proportional to 4,624,877.37, 6,378,090.03 and 3,971,281.10
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Solution
The fourth proportional to 4,624,877.37, 6,378,090.03 and 3,971,281.10 is: 5,476,726.48
Step by Step Solution
- Step 1: Write the proportion equation
4,624,877.37 : 6,378,090.03 = 3,971,281.10 : x - Step 2: Convert to fraction form
4,624,877.37/6,378,090.03 = 3,971,281.10/x - Step 3: Cross multiply
4,624,877.37x = 6,378,090.03 × 3,971,281.10 - Step 4: Simplify right side
4,624,877.37x = 25,329,188,358,346.98 - Step 5: Solve for x
x = 25,329,188,358,346.98/4,624,877.37 - Step 6: Final answer
x = 5,476,726.48
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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.