Finding the Fourth Proportional to 1,720,852.12, 2,374,777.91 and 956,889.28
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Solution
The fourth proportional to 1,720,852.12, 2,374,777.91 and 956,889.28 is: 1,320,508.31
Step by Step Solution
- Step 1: Write the proportion equation
1,720,852.12 : 2,374,777.91 = 956,889.28 : x - Step 2: Convert to fraction form
1,720,852.12/2,374,777.91 = 956,889.28/x - Step 3: Cross multiply
1,720,852.12x = 2,374,777.91 × 956,889.28 - Step 4: Simplify right side
1,720,852.12x = 2,272,399,529,820.50 - Step 5: Solve for x
x = 2,272,399,529,820.50/1,720,852.12 - Step 6: Final answer
x = 1,320,508.31
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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.