Finding the Fourth Proportional to 4,014,538.20, 6,021,807.30 and 2,817,811.80
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Solution
The fourth proportional to 4,014,538.20, 6,021,807.30 and 2,817,811.80 is: 4,226,717.70
Step by Step Solution
- Step 1: Write the proportion equation
4,014,538.20 : 6,021,807.30 = 2,817,811.80 : x - Step 2: Convert to fraction form
4,014,538.20/6,021,807.30 = 2,817,811.80/x - Step 3: Cross multiply
4,014,538.20x = 6,021,807.30 × 2,817,811.80 - Step 4: Simplify right side
4,014,538.20x = 16,968,319,667,266.14 - Step 5: Solve for x
x = 16,968,319,667,266.14/4,014,538.20 - Step 6: Final answer
x = 4,226,717.70
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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.