Finding the Fourth Proportional to 2,354,323.71, 3,531,392.55 and 671,427.21
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Solution
The fourth proportional to 2,354,323.71, 3,531,392.55 and 671,427.21 is: 1,007,114.29
Step by Step Solution
- Step 1: Write the proportion equation
2,354,323.71 : 3,531,392.55 = 671,427.21 : x - Step 2: Convert to fraction form
2,354,323.71/3,531,392.55 = 671,427.21/x - Step 3: Cross multiply
2,354,323.71x = 3,531,392.55 × 671,427.21 - Step 4: Simplify right side
2,354,323.71x = 2,371,073,047,261.29 - Step 5: Solve for x
x = 2,371,073,047,261.29/2,354,323.71 - Step 6: Final answer
x = 1,007,114.29
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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.