Finding the Fourth Proportional to 4,914,058.64, 7,371,678.68 and 4,645,320.08
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Solution
The fourth proportional to 4,914,058.64, 7,371,678.68 and 4,645,320.08 is: 6,968,538.53
Step by Step Solution
- Step 1: Write the proportion equation
4,914,058.64 : 7,371,678.68 = 4,645,320.08 : x - Step 2: Convert to fraction form
4,914,058.64/7,371,678.68 = 4,645,320.08/x - Step 3: Cross multiply
4,914,058.64x = 7,371,678.68 × 4,645,320.08 - Step 4: Simplify right side
4,914,058.64x = 34,243,806,995,511.89 - Step 5: Solve for x
x = 34,243,806,995,511.89/4,914,058.64 - Step 6: Final answer
x = 6,968,538.53
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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.