Finding the Fourth Proportional to 2,291,924.94, 3,162,881.59 and 1,259,432.99
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Solution
The fourth proportional to 2,291,924.94, 3,162,881.59 and 1,259,432.99 is: 1,738,031.36
Step by Step Solution
- Step 1: Write the proportion equation
2,291,924.94 : 3,162,881.59 = 1,259,432.99 : x - Step 2: Convert to fraction form
2,291,924.94/3,162,881.59 = 1,259,432.99/x - Step 3: Cross multiply
2,291,924.94x = 3,162,881.59 × 1,259,432.99 - Step 4: Simplify right side
2,291,924.94x = 3,983,437,410,807.47 - Step 5: Solve for x
x = 3,983,437,410,807.47/2,291,924.94 - Step 6: Final answer
x = 1,738,031.36
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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.