Finding the Fourth Proportional to 3,553,801.68, 5,330,698.43 and 1,157,642.48
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Solution
The fourth proportional to 3,553,801.68, 5,330,698.43 and 1,157,642.48 is: 1,736,462.38
Step by Step Solution
- Step 1: Write the proportion equation
3,553,801.68 : 5,330,698.43 = 1,157,642.48 : x - Step 2: Convert to fraction form
3,553,801.68/5,330,698.43 = 1,157,642.48/x - Step 3: Cross multiply
3,553,801.68x = 5,330,698.43 × 1,157,642.48 - Step 4: Simplify right side
3,553,801.68x = 6,171,042,918,195.60 - Step 5: Solve for x
x = 6,171,042,918,195.60/3,553,801.68 - Step 6: Final answer
x = 1,736,462.38
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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.