Finding the Fourth Proportional to 1,753,812.30, 2,628,750.15 and 742,762.20
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Solution
The fourth proportional to 1,753,812.30, 2,628,750.15 and 742,762.20 is: 1,113,309.70
Step by Step Solution
- Step 1: Write the proportion equation
1,753,812.30 : 2,628,750.15 = 742,762.20 : x - Step 2: Convert to fraction form
1,753,812.30/2,628,750.15 = 742,762.20/x - Step 3: Cross multiply
1,753,812.30x = 2,628,750.15 × 742,762.20 - Step 4: Simplify right side
1,753,812.30x = 1,952,536,244,664.33 - Step 5: Solve for x
x = 1,952,536,244,664.33/1,753,812.30 - Step 6: Final answer
x = 1,113,309.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.