Finding the Fourth Proportional to 1,595,172.96, 2,201,679.36 and 916,483.68
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Solution
The fourth proportional to 1,595,172.96, 2,201,679.36 and 916,483.68 is: 1,264,943.21
Step by Step Solution
- Step 1: Write the proportion equation
1,595,172.96 : 2,201,679.36 = 916,483.68 : x - Step 2: Convert to fraction form
1,595,172.96/2,201,679.36 = 916,483.68/x - Step 3: Cross multiply
1,595,172.96x = 2,201,679.36 × 916,483.68 - Step 4: Simplify right side
1,595,172.96x = 2,017,803,202,032.84 - Step 5: Solve for x
x = 2,017,803,202,032.84/1,595,172.96 - Step 6: Final answer
x = 1,264,943.21
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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.