Finding the Fourth Proportional to 3,554,483.16, 5,331,876.48 and 1,395,976.08
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Solution
The fourth proportional to 3,554,483.16, 5,331,876.48 and 1,395,976.08 is: 2,094,023.71
Step by Step Solution
- Step 1: Write the proportion equation
3,554,483.16 : 5,331,876.48 = 1,395,976.08 : x - Step 2: Convert to fraction form
3,554,483.16/5,331,876.48 = 1,395,976.08/x - Step 3: Cross multiply
3,554,483.16x = 5,331,876.48 × 1,395,976.08 - Step 4: Simplify right side
3,554,483.16x = 7,443,172,027,594.60 - Step 5: Solve for x
x = 7,443,172,027,594.60/3,554,483.16 - Step 6: Final answer
x = 2,094,023.71
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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.