Finding the Fourth Proportional to 1,817,797.68, 2,726,703.36 and 555,620.40
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Solution
The fourth proportional to 1,817,797.68, 2,726,703.36 and 555,620.40 is: 833,432.69
Step by Step Solution
- Step 1: Write the proportion equation
1,817,797.68 : 2,726,703.36 = 555,620.40 : x - Step 2: Convert to fraction form
1,817,797.68/2,726,703.36 = 555,620.40/x - Step 3: Cross multiply
1,817,797.68x = 2,726,703.36 × 555,620.40 - Step 4: Simplify right side
1,817,797.68x = 1,515,012,011,564.54 - Step 5: Solve for x
x = 1,515,012,011,564.54/1,817,797.68 - Step 6: Final answer
x = 833,432.69
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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.