Finding the Fourth Proportional to 2,767,913.41, 3,819,815.13 and 1,606,270.18
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Solution
The fourth proportional to 2,767,913.41, 3,819,815.13 and 1,606,270.18 is: 2,216,707.76
Step by Step Solution
- Step 1: Write the proportion equation
2,767,913.41 : 3,819,815.13 = 1,606,270.18 : x - Step 2: Convert to fraction form
2,767,913.41/3,819,815.13 = 1,606,270.18/x - Step 3: Cross multiply
2,767,913.41x = 3,819,815.13 × 1,606,270.18 - Step 4: Simplify right side
2,767,913.41x = 6,135,655,136,431.82 - Step 5: Solve for x
x = 6,135,655,136,431.82/2,767,913.41 - Step 6: Final answer
x = 2,216,707.76
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1.5x scale
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.