Finding the Fourth Proportional to 1,316,913.63, 1,817,340.16 and 773,049.41
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Solution
The fourth proportional to 1,316,913.63, 1,817,340.16 and 773,049.41 is: 1,066,807.80
Step by Step Solution
- Step 1: Write the proportion equation
1,316,913.63 : 1,817,340.16 = 773,049.41 : x - Step 2: Convert to fraction form
1,316,913.63/1,817,340.16 = 773,049.41/x - Step 3: Cross multiply
1,316,913.63x = 1,817,340.16 × 773,049.41 - Step 4: Simplify right side
1,316,913.63x = 1,404,893,738,457.31 - Step 5: Solve for x
x = 1,404,893,738,457.31/1,316,913.63 - Step 6: Final answer
x = 1,066,807.80
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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.