Finding the Fourth Proportional to 1,305,886.08, 1,802,122.76 and 732,926.26
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Solution
The fourth proportional to 1,305,886.08, 1,802,122.76 and 732,926.26 is: 1,011,438.22
Step by Step Solution
- Step 1: Write the proportion equation
1,305,886.08 : 1,802,122.76 = 732,926.26 : x - Step 2: Convert to fraction form
1,305,886.08/1,802,122.76 = 732,926.26/x - Step 3: Cross multiply
1,305,886.08x = 1,802,122.76 × 732,926.26 - Step 4: Simplify right side
1,305,886.08x = 1,320,823,094,547.68 - Step 5: Solve for x
x = 1,320,823,094,547.68/1,305,886.08 - Step 6: Final answer
x = 1,011,438.22
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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.