Finding the Fourth Proportional to 4,246,291.87, 6,363,139.24 and 3,118,849.63
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Solution
The fourth proportional to 4,246,291.87, 6,363,139.24 and 3,118,849.63 is: 4,673,648.22
Step by Step Solution
- Step 1: Write the proportion equation
4,246,291.87 : 6,363,139.24 = 3,118,849.63 : x - Step 2: Convert to fraction form
4,246,291.87/6,363,139.24 = 3,118,849.63/x - Step 3: Cross multiply
4,246,291.87x = 6,363,139.24 × 3,118,849.63 - Step 4: Simplify right side
4,246,291.87x = 19,845,674,440,607.51 - Step 5: Solve for x
x = 19,845,674,440,607.51/4,246,291.87 - Step 6: Final answer
x = 4,673,648.22
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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.