Finding the Fourth Proportional to 2,398,962.24, 3,313,046.88 and 2,075,117.76
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Solution
The fourth proportional to 2,398,962.24, 3,313,046.88 and 2,075,117.76 is: 2,865,806.85
Step by Step Solution
- Step 1: Write the proportion equation
2,398,962.24 : 3,313,046.88 = 2,075,117.76 : x - Step 2: Convert to fraction form
2,398,962.24/3,313,046.88 = 2,075,117.76/x - Step 3: Cross multiply
2,398,962.24x = 3,313,046.88 × 2,075,117.76 - Step 4: Simplify right side
2,398,962.24x = 6,874,962,420,400.59 - Step 5: Solve for x
x = 6,874,962,420,400.59/2,398,962.24 - Step 6: Final answer
x = 2,865,806.85
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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.