Finding the Fourth Proportional to 4,267,030.17, 6,400,551.74 and 1,742,685.42
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Solution
The fourth proportional to 4,267,030.17, 6,400,551.74 and 1,742,685.42 is: 2,614,030.78
Step by Step Solution
- Step 1: Write the proportion equation
4,267,030.17 : 6,400,551.74 = 1,742,685.42 : x - Step 2: Convert to fraction form
4,267,030.17/6,400,551.74 = 1,742,685.42/x - Step 3: Cross multiply
4,267,030.17x = 6,400,551.74 × 1,742,685.42 - Step 4: Simplify right side
4,267,030.17x = 11,154,148,213,255.01 - Step 5: Solve for x
x = 11,154,148,213,255.01/4,267,030.17 - Step 6: Final answer
x = 2,614,030.78
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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.