Finding the Fourth Proportional to 2,844,805.86, 3,925,707.12 and 1,621,376.19
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Solution
The fourth proportional to 2,844,805.86, 3,925,707.12 and 1,621,376.19 is: 2,237,427.92
Step by Step Solution
- Step 1: Write the proportion equation
2,844,805.86 : 3,925,707.12 = 1,621,376.19 : x - Step 2: Convert to fraction form
2,844,805.86/3,925,707.12 = 1,621,376.19/x - Step 3: Cross multiply
2,844,805.86x = 3,925,707.12 × 1,621,376.19 - Step 4: Simplify right side
2,844,805.86x = 6,365,048,053,281.47 - Step 5: Solve for x
x = 6,365,048,053,281.47/2,844,805.86 - Step 6: Final answer
x = 2,237,427.92
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1.5x scale
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.