Finding the Fourth Proportional to 3,014,305.41, 4,158,712.68 and 1,867,967.49
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Solution
The fourth proportional to 3,014,305.41, 4,158,712.68 and 1,867,967.49 is: 2,577,157.59
Step by Step Solution
- Step 1: Write the proportion equation
3,014,305.41 : 4,158,712.68 = 1,867,967.49 : x - Step 2: Convert to fraction form
3,014,305.41/4,158,712.68 = 1,867,967.49/x - Step 3: Cross multiply
3,014,305.41x = 4,158,712.68 × 1,867,967.49 - Step 4: Simplify right side
3,014,305.41x = 7,768,340,065,697.21 - Step 5: Solve for x
x = 7,768,340,065,697.21/3,014,305.41 - Step 6: Final answer
x = 2,577,157.59
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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.