Finding the Fourth Proportional to 5,394,038.93, 7,444,000.28 and 3,102,201.71
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Solution
The fourth proportional to 5,394,038.93, 7,444,000.28 and 3,102,201.71 is: 4,281,168.65
Step by Step Solution
- Step 1: Write the proportion equation
5,394,038.93 : 7,444,000.28 = 3,102,201.71 : x - Step 2: Convert to fraction form
5,394,038.93/7,444,000.28 = 3,102,201.71/x - Step 3: Cross multiply
5,394,038.93x = 7,444,000.28 × 3,102,201.71 - Step 4: Simplify right side
5,394,038.93x = 23,092,790,382,345.47 - Step 5: Solve for x
x = 23,092,790,382,345.47/5,394,038.93 - Step 6: Final answer
x = 4,281,168.65
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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.