Finding the Fourth Proportional to 2,949,103.84, 4,069,503.84 and 1,642,257.13
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Solution
The fourth proportional to 2,949,103.84, 4,069,503.84 and 1,642,257.13 is: 2,266,170.35
Step by Step Solution
- Step 1: Write the proportion equation
2,949,103.84 : 4,069,503.84 = 1,642,257.13 : x - Step 2: Convert to fraction form
2,949,103.84/4,069,503.84 = 1,642,257.13/x - Step 3: Cross multiply
2,949,103.84x = 4,069,503.84 × 1,642,257.13 - Step 4: Simplify right side
2,949,103.84x = 6,683,171,691,179.71 - Step 5: Solve for x
x = 6,683,171,691,179.71/2,949,103.84 - Step 6: Final answer
x = 2,266,170.35
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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.