Finding the Fourth Proportional to 1,542,763.42, 2,315,637.75 and 744,606.83
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Solution
The fourth proportional to 1,542,763.42, 2,315,637.75 and 744,606.83 is: 1,117,630.65
Step by Step Solution
- Step 1: Write the proportion equation
1,542,763.42 : 2,315,637.75 = 744,606.83 : x - Step 2: Convert to fraction form
1,542,763.42/2,315,637.75 = 744,606.83/x - Step 3: Cross multiply
1,542,763.42x = 2,315,637.75 × 744,606.83 - Step 4: Simplify right side
1,542,763.42x = 1,724,239,684,455.83 - Step 5: Solve for x
x = 1,724,239,684,455.83/1,542,763.42 - Step 6: Final answer
x = 1,117,630.65
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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.