Finding the Fourth Proportional to 936,864.02, 1,292,776.47 and 544,335.80
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Solution
The fourth proportional to 936,864.02, 1,292,776.47 and 544,335.80 is: 751,127.69
Step by Step Solution
- Step 1: Write the proportion equation
936,864.02 : 1,292,776.47 = 544,335.80 : x - Step 2: Convert to fraction form
936,864.02/1,292,776.47 = 544,335.80/x - Step 3: Cross multiply
936,864.02x = 1,292,776.47 × 544,335.80 - Step 4: Simplify right side
936,864.02x = 703,704,507,554.74 - Step 5: Solve for x
x = 703,704,507,554.74/936,864.02 - Step 6: Final answer
x = 751,127.69
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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.