Finding the Fourth Proportional to 4,829,256.41, 6,662,920.55 and 2,894,811.17
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Solution
The fourth proportional to 4,829,256.41, 6,662,920.55 and 2,894,811.17 is: 3,993,968.26
Step by Step Solution
- Step 1: Write the proportion equation
4,829,256.41 : 6,662,920.55 = 2,894,811.17 : x - Step 2: Convert to fraction form
4,829,256.41/6,662,920.55 = 2,894,811.17/x - Step 3: Cross multiply
4,829,256.41x = 6,662,920.55 × 2,894,811.17 - Step 4: Simplify right side
4,829,256.41x = 19,287,896,785,173.89 - Step 5: Solve for x
x = 19,287,896,785,173.89/4,829,256.41 - Step 6: Final answer
x = 3,993,968.26
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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.