Finding the Fourth Proportional to 1,742,612.86, 2,614,943.23 and 731,657.07
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Solution
The fourth proportional to 1,742,612.86, 2,614,943.23 and 731,657.07 is: 1,097,915.51
Step by Step Solution
- Step 1: Write the proportion equation
1,742,612.86 : 2,614,943.23 = 731,657.07 : x - Step 2: Convert to fraction form
1,742,612.86/2,614,943.23 = 731,657.07/x - Step 3: Cross multiply
1,742,612.86x = 2,614,943.23 × 731,657.07 - Step 4: Simplify right side
1,742,612.86x = 1,913,241,685,145.13 - Step 5: Solve for x
x = 1,913,241,685,145.13/1,742,612.86 - Step 6: Final answer
x = 1,097,915.51
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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.