Finding the Fourth Proportional to 1,354,599.26, 1,869,368.66 and 742,807.88
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Solution
The fourth proportional to 1,354,599.26, 1,869,368.66 and 742,807.88 is: 1,025,086.76
Step by Step Solution
- Step 1: Write the proportion equation
1,354,599.26 : 1,869,368.66 = 742,807.88 : x - Step 2: Convert to fraction form
1,354,599.26/1,869,368.66 = 742,807.88/x - Step 3: Cross multiply
1,354,599.26x = 1,869,368.66 × 742,807.88 - Step 4: Simplify right side
1,354,599.26x = 1,388,581,771,273.04 - Step 5: Solve for x
x = 1,388,581,771,273.04/1,354,599.26 - Step 6: Final answer
x = 1,025,086.76
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.