Finding the Fourth Proportional to 5,630,462.18, 8,432,054.65 and 3,896,473.19
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Solution
The fourth proportional to 5,630,462.18, 8,432,054.65 and 3,896,473.19 is: 5,835,271.39
Step by Step Solution
- Step 1: Write the proportion equation
5,630,462.18 : 8,432,054.65 = 3,896,473.19 : x - Step 2: Convert to fraction form
5,630,462.18/8,432,054.65 = 3,896,473.19/x - Step 3: Cross multiply
5,630,462.18x = 8,432,054.65 × 3,896,473.19 - Step 4: Simplify right side
5,630,462.18x = 32,855,274,860,857.46 - Step 5: Solve for x
x = 32,855,274,860,857.46/5,630,462.18 - Step 6: Final answer
x = 5,835,271.39
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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.