Finding the Fourth Proportional to 5,106,238.58, 7,659,552.27 and 1,911,028.34
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Solution
The fourth proportional to 5,106,238.58, 7,659,552.27 and 1,911,028.34 is: 2,866,615.26
Step by Step Solution
- Step 1: Write the proportion equation
5,106,238.58 : 7,659,552.27 = 1,911,028.34 : x - Step 2: Convert to fraction form
5,106,238.58/7,659,552.27 = 1,911,028.34/x - Step 3: Cross multiply
5,106,238.58x = 7,659,552.27 × 1,911,028.34 - Step 4: Simplify right side
5,106,238.58x = 14,637,621,459,681.33 - Step 5: Solve for x
x = 14,637,621,459,681.33/5,106,238.58 - Step 6: Final answer
x = 2,866,615.26
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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.