Finding the Fourth Proportional to 1,604,068.78, 2,406,406.63 and 644,599.08
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Solution
The fourth proportional to 1,604,068.78, 2,406,406.63 and 644,599.08 is: 967,020.56
Step by Step Solution
- Step 1: Write the proportion equation
1,604,068.78 : 2,406,406.63 = 644,599.08 : x - Step 2: Convert to fraction form
1,604,068.78/2,406,406.63 = 644,599.08/x - Step 3: Cross multiply
1,604,068.78x = 2,406,406.63 × 644,599.08 - Step 4: Simplify right side
1,604,068.78x = 1,551,167,487,771.87 - Step 5: Solve for x
x = 1,551,167,487,771.87/1,604,068.78 - Step 6: Final answer
x = 967,020.56
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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.