Finding the Fourth Proportional to 2,889,842.98, 4,331,635.68 and 1,879,686.81
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Solution
The fourth proportional to 2,889,842.98, 4,331,635.68 and 1,879,686.81 is: 2,817,495.11
Step by Step Solution
- Step 1: Write the proportion equation
2,889,842.98 : 4,331,635.68 = 1,879,686.81 : x - Step 2: Convert to fraction form
2,889,842.98/4,331,635.68 = 1,879,686.81/x - Step 3: Cross multiply
2,889,842.98x = 4,331,635.68 × 1,879,686.81 - Step 4: Simplify right side
2,889,842.98x = 8,142,118,453,421.38 - Step 5: Solve for x
x = 8,142,118,453,421.38/2,889,842.98 - Step 6: Final answer
x = 2,817,495.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.