Finding the Fourth Proportional to 4,918,750.05, 7,378,346.34 and 1,506,787.59
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Solution
The fourth proportional to 4,918,750.05, 7,378,346.34 and 1,506,787.59 is: 2,260,249.17
Step by Step Solution
- Step 1: Write the proportion equation
4,918,750.05 : 7,378,346.34 = 1,506,787.59 : x - Step 2: Convert to fraction form
4,918,750.05/7,378,346.34 = 1,506,787.59/x - Step 3: Cross multiply
4,918,750.05x = 7,378,346.34 × 1,506,787.59 - Step 4: Simplify right side
4,918,750.05x = 11,117,600,699,833.92 - Step 5: Solve for x
x = 11,117,600,699,833.92/4,918,750.05 - Step 6: Final answer
x = 2,260,249.17
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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.