Finding the Fourth Proportional to 1,939,435.24, 2,909,610.80 and 609,739.24
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Solution
The fourth proportional to 1,939,435.24, 2,909,610.80 and 609,739.24 is: 914,752.83
Step by Step Solution
- Step 1: Write the proportion equation
1,939,435.24 : 2,909,610.80 = 609,739.24 : x - Step 2: Convert to fraction form
1,939,435.24/2,909,610.80 = 609,739.24/x - Step 3: Cross multiply
1,939,435.24x = 2,909,610.80 × 609,739.24 - Step 4: Simplify right side
1,939,435.24x = 1,774,103,877,887.79 - Step 5: Solve for x
x = 1,774,103,877,887.79/1,939,435.24 - Step 6: Final answer
x = 914,752.83
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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.