Finding the Fourth Proportional to 4,083,282.78, 6,124,457.61 and 1,091,700.06
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Solution
The fourth proportional to 4,083,282.78, 6,124,457.61 and 1,091,700.06 is: 1,637,425.35
Step by Step Solution
- Step 1: Write the proportion equation
4,083,282.78 : 6,124,457.61 = 1,091,700.06 : x - Step 2: Convert to fraction form
4,083,282.78/6,124,457.61 = 1,091,700.06/x - Step 3: Cross multiply
4,083,282.78x = 6,124,457.61 × 1,091,700.06 - Step 4: Simplify right side
4,083,282.78x = 6,686,070,740,304.46 - Step 5: Solve for x
x = 6,686,070,740,304.46/4,083,282.78 - Step 6: Final answer
x = 1,637,425.35
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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.