Finding the Fourth Proportional to 1,938,099.24, 2,906,927.40 and 518,266.08
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Solution
The fourth proportional to 1,938,099.24, 2,906,927.40 and 518,266.08 is: 777,339.90
Step by Step Solution
- Step 1: Write the proportion equation
1,938,099.24 : 2,906,927.40 = 518,266.08 : x - Step 2: Convert to fraction form
1,938,099.24/2,906,927.40 = 518,266.08/x - Step 3: Cross multiply
1,938,099.24x = 2,906,927.40 × 518,266.08 - Step 4: Simplify right side
1,938,099.24x = 1,506,561,868,442.59 - Step 5: Solve for x
x = 1,506,561,868,442.59/1,938,099.24 - Step 6: Final answer
x = 777,339.90
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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.