Finding the Fourth Proportional to 5,165,590.84, 7,749,507.16 and 1,571,264.37
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Solution
The fourth proportional to 5,165,590.84, 7,749,507.16 and 1,571,264.37 is: 2,357,237.51
Step by Step Solution
- Step 1: Write the proportion equation
5,165,590.84 : 7,749,507.16 = 1,571,264.37 : x - Step 2: Convert to fraction form
5,165,590.84/7,749,507.16 = 1,571,264.37/x - Step 3: Cross multiply
5,165,590.84x = 7,749,507.16 × 1,571,264.37 - Step 4: Simplify right side
5,165,590.84x = 12,176,524,485,567.89 - Step 5: Solve for x
x = 12,176,524,485,567.89/5,165,590.84 - Step 6: Final answer
x = 2,357,237.51
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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.