Finding the Fourth Proportional to 2,219,814.12, 3,063,365.36 and 1,201,240.74
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Solution
The fourth proportional to 2,219,814.12, 3,063,365.36 and 1,201,240.74 is: 1,657,724.06
Step by Step Solution
- Step 1: Write the proportion equation
2,219,814.12 : 3,063,365.36 = 1,201,240.74 : x - Step 2: Convert to fraction form
2,219,814.12/3,063,365.36 = 1,201,240.74/x - Step 3: Cross multiply
2,219,814.12x = 3,063,365.36 × 1,201,240.74 - Step 4: Simplify right side
2,219,814.12x = 3,679,839,271,936.77 - Step 5: Solve for x
x = 3,679,839,271,936.77/2,219,814.12 - Step 6: Final answer
x = 1,657,724.06
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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.