Finding the Fourth Proportional to 938,365.08, 1,295,689.14 and 866,718.96
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Solution
The fourth proportional to 938,365.08, 1,295,689.14 and 866,718.96 is: 1,196,760.59
Step by Step Solution
- Step 1: Write the proportion equation
938,365.08 : 1,295,689.14 = 866,718.96 : x - Step 2: Convert to fraction form
938,365.08/1,295,689.14 = 866,718.96/x - Step 3: Cross multiply
938,365.08x = 1,295,689.14 × 866,718.96 - Step 4: Simplify right side
938,365.08x = 1,122,998,343,904.09 - Step 5: Solve for x
x = 1,122,998,343,904.09/938,365.08 - Step 6: Final answer
x = 1,196,760.59
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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.