Finding the Fourth Proportional to 4,246,291.62, 6,363,138.86 and 3,118,849.38
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Solution
The fourth proportional to 4,246,291.62, 6,363,138.86 and 3,118,849.38 is: 4,673,647.85
Step by Step Solution
- Step 1: Write the proportion equation
4,246,291.62 : 6,363,138.86 = 3,118,849.38 : x - Step 2: Convert to fraction form
4,246,291.62/6,363,138.86 = 3,118,849.38/x - Step 3: Cross multiply
4,246,291.62x = 6,363,138.86 × 3,118,849.38 - Step 4: Simplify right side
4,246,291.62x = 19,845,671,688,364.91 - Step 5: Solve for x
x = 19,845,671,688,364.91/4,246,291.62 - Step 6: Final answer
x = 4,673,647.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.