Finding the Fourth Proportional to 3,553,829.12, 5,330,739.36 and 1,157,669.84
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Solution
The fourth proportional to 3,553,829.12, 5,330,739.36 and 1,157,669.84 is: 1,736,503.36
Step by Step Solution
- Step 1: Write the proportion equation
3,553,829.12 : 5,330,739.36 = 1,157,669.84 : x - Step 2: Convert to fraction form
3,553,829.12/5,330,739.36 = 1,157,669.84/x - Step 3: Cross multiply
3,553,829.12x = 5,330,739.36 × 1,157,669.84 - Step 4: Simplify right side
3,553,829.12x = 6,171,236,199,641.01 - Step 5: Solve for x
x = 6,171,236,199,641.01/3,553,829.12 - Step 6: Final answer
x = 1,736,503.36
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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.