Finding the Fourth Proportional to 4,658,866.16, 6,988,297.08 and 1,293,072.08
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Solution
The fourth proportional to 4,658,866.16, 6,988,297.08 and 1,293,072.08 is: 1,939,607.52
Step by Step Solution
- Step 1: Write the proportion equation
4,658,866.16 : 6,988,297.08 = 1,293,072.08 : x - Step 2: Convert to fraction form
4,658,866.16/6,988,297.08 = 1,293,072.08/x - Step 3: Cross multiply
4,658,866.16x = 6,988,297.08 × 1,293,072.08 - Step 4: Simplify right side
4,658,866.16x = 9,036,371,840,893.53 - Step 5: Solve for x
x = 9,036,371,840,893.53/4,658,866.16 - Step 6: Final answer
x = 1,939,607.52
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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.