Finding the Fourth Proportional to 1,767,905.10, 2,650,108.05 and 868,610.70
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Solution
The fourth proportional to 1,767,905.10, 2,650,108.05 and 868,610.70 is: 1,302,056.43
Step by Step Solution
- Step 1: Write the proportion equation
1,767,905.10 : 2,650,108.05 = 868,610.70 : x - Step 2: Convert to fraction form
1,767,905.10/2,650,108.05 = 868,610.70/x - Step 3: Cross multiply
1,767,905.10x = 2,650,108.05 × 868,610.70 - Step 4: Simplify right side
1,767,905.10x = 2,301,912,208,386.13 - Step 5: Solve for x
x = 2,301,912,208,386.13/1,767,905.10 - Step 6: Final answer
x = 1,302,056.43
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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.