Finding the Fourth Proportional to 4,960,420.24, 6,844,849.77 and 2,785,202.50
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Solution
The fourth proportional to 4,960,420.24, 6,844,849.77 and 2,785,202.50 is: 3,843,281.77
Step by Step Solution
- Step 1: Write the proportion equation
4,960,420.24 : 6,844,849.77 = 2,785,202.50 : x - Step 2: Convert to fraction form
4,960,420.24/6,844,849.77 = 2,785,202.50/x - Step 3: Cross multiply
4,960,420.24x = 6,844,849.77 × 2,785,202.50 - Step 4: Simplify right side
4,960,420.24x = 19,064,292,691,528.42 - Step 5: Solve for x
x = 19,064,292,691,528.42/4,960,420.24 - Step 6: Final answer
x = 3,843,281.77
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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.