Finding the Fourth Proportional to 4,779,029.88, 7,165,887.84 and 1,582,412.04
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Solution
The fourth proportional to 4,779,029.88, 7,165,887.84 and 1,582,412.04 is: 2,372,738.29
Step by Step Solution
- Step 1: Write the proportion equation
4,779,029.88 : 7,165,887.84 = 1,582,412.04 : x - Step 2: Convert to fraction form
4,779,029.88/7,165,887.84 = 1,582,412.04/x - Step 3: Cross multiply
4,779,029.88x = 7,165,887.84 × 1,582,412.04 - Step 4: Simplify right side
4,779,029.88x = 11,339,387,195,305.59 - Step 5: Solve for x
x = 11,339,387,195,305.59/4,779,029.88 - Step 6: Final answer
x = 2,372,738.29
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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.