Finding the Fourth Proportional to 1,600,720.90, 2,208,947.84 and 875,552.92
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Solution
The fourth proportional to 1,600,720.90, 2,208,947.84 and 875,552.92 is: 1,208,237.32
Step by Step Solution
- Step 1: Write the proportion equation
1,600,720.90 : 2,208,947.84 = 875,552.92 : x - Step 2: Convert to fraction form
1,600,720.90/2,208,947.84 = 875,552.92/x - Step 3: Cross multiply
1,600,720.90x = 2,208,947.84 × 875,552.92 - Step 4: Simplify right side
1,600,720.90x = 1,934,050,731,439.69 - Step 5: Solve for x
x = 1,934,050,731,439.69/1,600,720.90 - Step 6: Final answer
x = 1,208,237.32
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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.