Finding the Fourth Proportional to 1,071,301.58, 1,478,395.26 and 587,897.09
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Solution
The fourth proportional to 1,071,301.58, 1,478,395.26 and 587,897.09 is: 811,297.48
Step by Step Solution
- Step 1: Write the proportion equation
1,071,301.58 : 1,478,395.26 = 587,897.09 : x - Step 2: Convert to fraction form
1,071,301.58/1,478,395.26 = 587,897.09/x - Step 3: Cross multiply
1,071,301.58x = 1,478,395.26 × 587,897.09 - Step 4: Simplify right side
1,071,301.58x = 869,144,263,831.82 - Step 5: Solve for x
x = 869,144,263,831.82/1,071,301.58 - Step 6: Final answer
x = 811,297.48
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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.