Finding the Fourth Proportional to 2,170,002.24, 2,994,588.36 and 1,203,132.60
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Solution
The fourth proportional to 2,170,002.24, 2,994,588.36 and 1,203,132.60 is: 1,660,314.82
Step by Step Solution
- Step 1: Write the proportion equation
2,170,002.24 : 2,994,588.36 = 1,203,132.60 : x - Step 2: Convert to fraction form
2,170,002.24/2,994,588.36 = 1,203,132.60/x - Step 3: Cross multiply
2,170,002.24x = 2,994,588.36 × 1,203,132.60 - Step 4: Simplify right side
2,170,002.24x = 3,602,886,879,496.54 - Step 5: Solve for x
x = 3,602,886,879,496.54/2,170,002.24 - Step 6: Final answer
x = 1,660,314.82
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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.