Finding the Fourth Proportional to 4,238,136.24, 6,360,031.08 and 1,542,460.71
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Solution
The fourth proportional to 4,238,136.24, 6,360,031.08 and 1,542,460.71 is: 2,314,719.84
Step by Step Solution
- Step 1: Write the proportion equation
4,238,136.24 : 6,360,031.08 = 1,542,460.71 : x - Step 2: Convert to fraction form
4,238,136.24/6,360,031.08 = 1,542,460.71/x - Step 3: Cross multiply
4,238,136.24x = 6,360,031.08 × 1,542,460.71 - Step 4: Simplify right side
4,238,136.24x = 9,810,098,055,278.87 - Step 5: Solve for x
x = 9,810,098,055,278.87/4,238,136.24 - Step 6: Final answer
x = 2,314,719.84
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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.