Finding the Fourth Proportional to 2,462,897.08, 3,396,927.61 and 2,119,308.79
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Solution
The fourth proportional to 2,462,897.08, 3,396,927.61 and 2,119,308.79 is: 2,923,036.70
Step by Step Solution
- Step 1: Write the proportion equation
2,462,897.08 : 3,396,927.61 = 2,119,308.79 : x - Step 2: Convert to fraction form
2,462,897.08/3,396,927.61 = 2,119,308.79/x - Step 3: Cross multiply
2,462,897.08x = 3,396,927.61 × 2,119,308.79 - Step 4: Simplify right side
2,462,897.08x = 7,199,138,542,866.69 - Step 5: Solve for x
x = 7,199,138,542,866.69/2,462,897.08 - Step 6: Final answer
x = 2,923,036.70
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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.