Finding the Fourth Proportional to 2,206,415.70, 3,044,835.36 and 1,239,525.32
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Solution
The fourth proportional to 2,206,415.70, 3,044,835.36 and 1,239,525.32 is: 1,710,534.65
Step by Step Solution
- Step 1: Write the proportion equation
2,206,415.70 : 3,044,835.36 = 1,239,525.32 : x - Step 2: Convert to fraction form
2,206,415.70/3,044,835.36 = 1,239,525.32/x - Step 3: Cross multiply
2,206,415.70x = 3,044,835.36 × 1,239,525.32 - Step 4: Simplify right side
2,206,415.70x = 3,774,150,508,727.14 - Step 5: Solve for x
x = 3,774,150,508,727.14/2,206,415.70 - Step 6: Final answer
x = 1,710,534.65
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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.