Finding the Fourth Proportional to 5,819,868.84, 8,031,822.66 and 3,528,126.12
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Solution
The fourth proportional to 5,819,868.84, 8,031,822.66 and 3,528,126.12 is: 4,869,058.75
Step by Step Solution
- Step 1: Write the proportion equation
5,819,868.84 : 8,031,822.66 = 3,528,126.12 : x - Step 2: Convert to fraction form
5,819,868.84/8,031,822.66 = 3,528,126.12/x - Step 3: Cross multiply
5,819,868.84x = 8,031,822.66 × 3,528,126.12 - Step 4: Simplify right side
5,819,868.84x = 28,337,283,317,953.88 - Step 5: Solve for x
x = 28,337,283,317,953.88/5,819,868.84 - Step 6: Final answer
x = 4,869,058.75
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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.