Finding the Fourth Proportional to 5,695,177.20, 7,859,347.68 and 3,116,856.48
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Solution
The fourth proportional to 5,695,177.20, 7,859,347.68 and 3,116,856.48 is: 4,301,263.66
Step by Step Solution
- Step 1: Write the proportion equation
5,695,177.20 : 7,859,347.68 = 3,116,856.48 : x - Step 2: Convert to fraction form
5,695,177.20/7,859,347.68 = 3,116,856.48/x - Step 3: Cross multiply
5,695,177.20x = 7,859,347.68 × 3,116,856.48 - Step 4: Simplify right side
5,695,177.20x = 24,496,458,744,980.96 - Step 5: Solve for x
x = 24,496,458,744,980.96/5,695,177.20 - Step 6: Final answer
x = 4,301,263.66
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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.