Finding the Fourth Proportional to 3,570,976.80, 5,356,508.76 and 1,046,683.08
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Solution
The fourth proportional to 3,570,976.80, 5,356,508.76 and 1,046,683.08 is: 1,570,037.39
Step by Step Solution
- Step 1: Write the proportion equation
3,570,976.80 : 5,356,508.76 = 1,046,683.08 : x - Step 2: Convert to fraction form
3,570,976.80/5,356,508.76 = 1,046,683.08/x - Step 3: Cross multiply
3,570,976.80x = 5,356,508.76 × 1,046,683.08 - Step 4: Simplify right side
3,570,976.80x = 5,606,567,086,963.78 - Step 5: Solve for x
x = 5,606,567,086,963.78/3,570,976.80 - Step 6: Final answer
x = 1,570,037.39
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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.