Finding the Fourth Proportional to 1,292,351.04, 1,937,266.56 and 618,256.32
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Solution
The fourth proportional to 1,292,351.04, 1,937,266.56 and 618,256.32 is: 926,781.70
Step by Step Solution
- Step 1: Write the proportion equation
1,292,351.04 : 1,937,266.56 = 618,256.32 : x - Step 2: Convert to fraction form
1,292,351.04/1,937,266.56 = 618,256.32/x - Step 3: Cross multiply
1,292,351.04x = 1,937,266.56 × 618,256.32 - Step 4: Simplify right side
1,292,351.04x = 1,197,727,294,244.66 - Step 5: Solve for x
x = 1,197,727,294,244.66/1,292,351.04 - Step 6: Final answer
x = 926,781.70
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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.