Finding the Fourth Proportional to 1,475,525.16, 2,031,936.84 and 1,281,844.44
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Solution
The fourth proportional to 1,475,525.16, 2,031,936.84 and 1,281,844.44 is: 1,765,220.28
Step by Step Solution
- Step 1: Write the proportion equation
1,475,525.16 : 2,031,936.84 = 1,281,844.44 : x - Step 2: Convert to fraction form
1,475,525.16/2,031,936.84 = 1,281,844.44/x - Step 3: Cross multiply
1,475,525.16x = 2,031,936.84 × 1,281,844.44 - Step 4: Simplify right side
1,475,525.16x = 2,604,626,940,785.17 - Step 5: Solve for x
x = 2,604,626,940,785.17/1,475,525.16 - Step 6: Final answer
x = 1,765,220.28
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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.