Finding the Fourth Proportional to 3,998,031.04, 5,997,041.93 and 1,302,351.92
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Solution
The fourth proportional to 3,998,031.04, 5,997,041.93 and 1,302,351.92 is: 1,953,526.38
Step by Step Solution
- Step 1: Write the proportion equation
3,998,031.04 : 5,997,041.93 = 1,302,351.92 : x - Step 2: Convert to fraction form
3,998,031.04/5,997,041.93 = 1,302,351.92/x - Step 3: Cross multiply
3,998,031.04x = 5,997,041.93 × 1,302,351.92 - Step 4: Simplify right side
3,998,031.04x = 7,810,259,094,023.21 - Step 5: Solve for x
x = 7,810,259,094,023.21/3,998,031.04 - Step 6: Final answer
x = 1,953,526.38
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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.