Finding the Fourth Proportional to 2,806,065.60, 4,202,877.60 and 1,122,302.40
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Solution
The fourth proportional to 2,806,065.60, 4,202,877.60 and 1,122,302.40 is: 1,680,965.55
Step by Step Solution
- Step 1: Write the proportion equation
2,806,065.60 : 4,202,877.60 = 1,122,302.40 : x - Step 2: Convert to fraction form
2,806,065.60/4,202,877.60 = 1,122,302.40/x - Step 3: Cross multiply
2,806,065.60x = 4,202,877.60 × 1,122,302.40 - Step 4: Simplify right side
2,806,065.60x = 4,716,899,617,386.24 - Step 5: Solve for x
x = 4,716,899,617,386.24/2,806,065.60 - Step 6: Final answer
x = 1,680,965.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.