Finding the Fourth Proportional to 4,325,293.76, 5,968,666.95 and 2,391,426.79
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Solution
The fourth proportional to 4,325,293.76, 5,968,666.95 and 2,391,426.79 is: 3,300,037.14
Step by Step Solution
- Step 1: Write the proportion equation
4,325,293.76 : 5,968,666.95 = 2,391,426.79 : x - Step 2: Convert to fraction form
4,325,293.76/5,968,666.95 = 2,391,426.79/x - Step 3: Cross multiply
4,325,293.76x = 5,968,666.95 × 2,391,426.79 - Step 4: Simplify right side
4,325,293.76x = 14,273,630,020,928.07 - Step 5: Solve for x
x = 14,273,630,020,928.07/4,325,293.76 - Step 6: Final answer
x = 3,300,037.14
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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.