Finding the Fourth Proportional to 751,032.92, 1,128,911.34 and 652,421.09
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Solution
The fourth proportional to 751,032.92, 1,128,911.34 and 652,421.09 is: 980,683.47
Step by Step Solution
- Step 1: Write the proportion equation
751,032.92 : 1,128,911.34 = 652,421.09 : x - Step 2: Convert to fraction form
751,032.92/1,128,911.34 = 652,421.09/x - Step 3: Cross multiply
751,032.92x = 1,128,911.34 × 652,421.09 - Step 4: Simplify right side
751,032.92x = 736,525,566,956.16 - Step 5: Solve for x
x = 736,525,566,956.16/751,032.92 - Step 6: Final answer
x = 980,683.47
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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.