Finding the Fourth Proportional to 4,140,353.97, 6,210,779.06 and 1,300,466.14
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Solution
The fourth proportional to 4,140,353.97, 6,210,779.06 and 1,300,466.14 is: 1,950,777.14
Step by Step Solution
- Step 1: Write the proportion equation
4,140,353.97 : 6,210,779.06 = 1,300,466.14 : x - Step 2: Convert to fraction form
4,140,353.97/6,210,779.06 = 1,300,466.14/x - Step 3: Cross multiply
4,140,353.97x = 6,210,779.06 × 1,300,466.14 - Step 4: Simplify right side
4,140,353.97x = 8,076,907,858,275.25 - Step 5: Solve for x
x = 8,076,907,858,275.25/4,140,353.97 - Step 6: Final answer
x = 1,950,777.14
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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.