Finding the Fourth Proportional to 3,437,614.09, 4,742,248.80 and 2,290,226.41
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Solution
The fourth proportional to 3,437,614.09, 4,742,248.80 and 2,290,226.41 is: 3,159,407.41
Step by Step Solution
- Step 1: Write the proportion equation
3,437,614.09 : 4,742,248.80 = 2,290,226.41 : x - Step 2: Convert to fraction form
3,437,614.09/4,742,248.80 = 2,290,226.41/x - Step 3: Cross multiply
3,437,614.09x = 4,742,248.80 × 2,290,226.41 - Step 4: Simplify right side
3,437,614.09x = 10,860,823,444,550.81 - Step 5: Solve for x
x = 10,860,823,444,550.81/3,437,614.09 - Step 6: Final answer
x = 3,159,407.41
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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.