Finding the Fourth Proportional to 1,721,794.47, 2,375,434.58 and 1,076,969.67
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Solution
The fourth proportional to 1,721,794.47, 2,375,434.58 and 1,076,969.67 is: 1,485,816.71
Step by Step Solution
- Step 1: Write the proportion equation
1,721,794.47 : 2,375,434.58 = 1,076,969.67 : x - Step 2: Convert to fraction form
1,721,794.47/2,375,434.58 = 1,076,969.67/x - Step 3: Cross multiply
1,721,794.47x = 2,375,434.58 × 1,076,969.67 - Step 4: Simplify right side
1,721,794.47x = 2,558,270,995,729.19 - Step 5: Solve for x
x = 2,558,270,995,729.19/1,721,794.47 - Step 6: Final answer
x = 1,485,816.71
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.