Finding the Fourth Proportional to 4,430,544.36, 6,115,288.73 and 2,885,655.66
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Solution
The fourth proportional to 4,430,544.36, 6,115,288.73 and 2,885,655.66 is: 3,982,945.68
Step by Step Solution
- Step 1: Write the proportion equation
4,430,544.36 : 6,115,288.73 = 2,885,655.66 : x - Step 2: Convert to fraction form
4,430,544.36/6,115,288.73 = 2,885,655.66/x - Step 3: Cross multiply
4,430,544.36x = 6,115,288.73 × 2,885,655.66 - Step 4: Simplify right side
4,430,544.36x = 17,646,617,520,970.49 - Step 5: Solve for x
x = 17,646,617,520,970.49/4,430,544.36 - Step 6: Final answer
x = 3,982,945.68
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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.