Finding the Fourth Proportional to 4,938,228.41, 6,813,441.02 and 3,389,963.63
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Solution
The fourth proportional to 4,938,228.41, 6,813,441.02 and 3,389,963.63 is: 4,677,247.65
Step by Step Solution
- Step 1: Write the proportion equation
4,938,228.41 : 6,813,441.02 = 3,389,963.63 : x - Step 2: Convert to fraction form
4,938,228.41/6,813,441.02 = 3,389,963.63/x - Step 3: Cross multiply
4,938,228.41x = 6,813,441.02 × 3,389,963.63 - Step 4: Simplify right side
4,938,228.41x = 23,097,317,201,933.08 - Step 5: Solve for x
x = 23,097,317,201,933.08/4,938,228.41 - Step 6: Final answer
x = 4,677,247.65
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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.