Finding the Fourth Proportional to 2,984,848.95, 4,119,105.42 and 1,695,760.05
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Solution
The fourth proportional to 2,984,848.95, 4,119,105.42 and 1,695,760.05 is: 2,340,156.75
Step by Step Solution
- Step 1: Write the proportion equation
2,984,848.95 : 4,119,105.42 = 1,695,760.05 : x - Step 2: Convert to fraction form
2,984,848.95/4,119,105.42 = 1,695,760.05/x - Step 3: Cross multiply
2,984,848.95x = 4,119,105.42 × 1,695,760.05 - Step 4: Simplify right side
2,984,848.95x = 6,985,014,412,974.47 - Step 5: Solve for x
x = 6,985,014,412,974.47/2,984,848.95 - Step 6: Final answer
x = 2,340,156.75
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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.