Finding the Fourth Proportional to 2,224,467.30, 3,336,700.95 and 1,988,271.30
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Solution
The fourth proportional to 2,224,467.30, 3,336,700.95 and 1,988,271.30 is: 2,982,406.95
Step by Step Solution
- Step 1: Write the proportion equation
2,224,467.30 : 3,336,700.95 = 1,988,271.30 : x - Step 2: Convert to fraction form
2,224,467.30/3,336,700.95 = 1,988,271.30/x - Step 3: Cross multiply
2,224,467.30x = 3,336,700.95 × 1,988,271.30 - Step 4: Simplify right side
2,224,467.30x = 6,634,266,735,567.74 - Step 5: Solve for x
x = 6,634,266,735,567.74/2,224,467.30 - Step 6: Final answer
x = 2,982,406.95
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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.