Finding the Fourth Proportional to 5,218,703.04, 7,817,867.36 and 3,595,642.56
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Solution
The fourth proportional to 5,218,703.04, 7,817,867.36 and 3,595,642.56 is: 5,386,444.94
Step by Step Solution
- Step 1: Write the proportion equation
5,218,703.04 : 7,817,867.36 = 3,595,642.56 : x - Step 2: Convert to fraction form
5,218,703.04/7,817,867.36 = 3,595,642.56/x - Step 3: Cross multiply
5,218,703.04x = 7,817,867.36 × 3,595,642.56 - Step 4: Simplify right side
5,218,703.04x = 28,110,256,608,050.84 - Step 5: Solve for x
x = 28,110,256,608,050.84/5,218,703.04 - Step 6: Final answer
x = 5,386,444.94
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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.