Finding the Fourth Proportional to 4,736,799.41, 7,102,479.36 and 1,854,791.90
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Solution
The fourth proportional to 4,736,799.41, 7,102,479.36 and 1,854,791.90 is: 2,781,122.88
Step by Step Solution
- Step 1: Write the proportion equation
4,736,799.41 : 7,102,479.36 = 1,854,791.90 : x - Step 2: Convert to fraction form
4,736,799.41/7,102,479.36 = 1,854,791.90/x - Step 3: Cross multiply
4,736,799.41x = 7,102,479.36 × 1,854,791.90 - Step 4: Simplify right side
4,736,799.41x = 13,173,621,184,922.55 - Step 5: Solve for x
x = 13,173,621,184,922.55/4,736,799.41 - Step 6: Final answer
x = 2,781,122.88
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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.