Finding the Fourth Proportional to 2,859,952.76, 4,305,390.58 and 2,605,421.04
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Solution
The fourth proportional to 2,859,952.76, 4,305,390.58 and 2,605,421.04 is: 3,922,216.95
Step by Step Solution
- Step 1: Write the proportion equation
2,859,952.76 : 4,305,390.58 = 2,605,421.04 : x - Step 2: Convert to fraction form
2,859,952.76/4,305,390.58 = 2,605,421.04/x - Step 3: Cross multiply
2,859,952.76x = 4,305,390.58 × 2,605,421.04 - Step 4: Simplify right side
2,859,952.76x = 11,217,355,202,549.80 - Step 5: Solve for x
x = 11,217,355,202,549.80/2,859,952.76 - Step 6: Final answer
x = 3,922,216.95
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.