Finding the Fourth Proportional to 1,246,771.36, 1,720,552.35 and 673,810.18
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Solution
The fourth proportional to 1,246,771.36, 1,720,552.35 and 673,810.18 is: 929,862.30
Step by Step Solution
- Step 1: Write the proportion equation
1,246,771.36 : 1,720,552.35 = 673,810.18 : x - Step 2: Convert to fraction form
1,246,771.36/1,720,552.35 = 673,810.18/x - Step 3: Cross multiply
1,246,771.36x = 1,720,552.35 × 673,810.18 - Step 4: Simplify right side
1,246,771.36x = 1,159,325,688,652.92 - Step 5: Solve for x
x = 1,159,325,688,652.92/1,246,771.36 - Step 6: Final answer
x = 929,862.30
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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.