Finding the Fourth Proportional to 975,635.97, 1,345,483.13 and 837,768.08
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Solution
The fourth proportional to 975,635.97, 1,345,483.13 and 837,768.08 is: 1,155,351.83
Step by Step Solution
- Step 1: Write the proportion equation
975,635.97 : 1,345,483.13 = 837,768.08 : x - Step 2: Convert to fraction form
975,635.97/1,345,483.13 = 837,768.08/x - Step 3: Cross multiply
975,635.97x = 1,345,483.13 × 837,768.08 - Step 4: Simplify right side
975,635.97x = 1,127,202,807,576.23 - Step 5: Solve for x
x = 1,127,202,807,576.23/975,635.97 - Step 6: Final answer
x = 1,155,351.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.