Finding the Fourth Proportional to 5,248,937.94, 7,873,406.91 and 1,259,849.94
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Solution
The fourth proportional to 5,248,937.94, 7,873,406.91 and 1,259,849.94 is: 1,889,774.91
Step by Step Solution
- Step 1: Write the proportion equation
5,248,937.94 : 7,873,406.91 = 1,259,849.94 : x - Step 2: Convert to fraction form
5,248,937.94/7,873,406.91 = 1,259,849.94/x - Step 3: Cross multiply
5,248,937.94x = 7,873,406.91 × 1,259,849.94 - Step 4: Simplify right side
5,248,937.94x = 9,919,311,223,159.09 - Step 5: Solve for x
x = 9,919,311,223,159.09/5,248,937.94 - Step 6: Final answer
x = 1,889,774.91
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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.