Finding the Fourth Proportional to 1,938,058.44, 2,906,865.84 and 518,225.23
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Solution
The fourth proportional to 1,938,058.44, 2,906,865.84 and 518,225.23 is: 777,278.53
Step by Step Solution
- Step 1: Write the proportion equation
1,938,058.44 : 2,906,865.84 = 518,225.23 : x - Step 2: Convert to fraction form
1,938,058.44/2,906,865.84 = 518,225.23/x - Step 3: Cross multiply
1,938,058.44x = 2,906,865.84 × 518,225.23 - Step 4: Simplify right side
1,938,058.44x = 1,506,411,218,513.14 - Step 5: Solve for x
x = 1,506,411,218,513.14/1,938,058.44 - Step 6: Final answer
x = 777,278.53
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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.