Finding the Fourth Proportional to 1,155,195.62, 1,593,681.80 and 773,345.42
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Solution
The fourth proportional to 1,155,195.62, 1,593,681.80 and 773,345.42 is: 1,066,889.88
Step by Step Solution
- Step 1: Write the proportion equation
1,155,195.62 : 1,593,681.80 = 773,345.42 : x - Step 2: Convert to fraction form
1,155,195.62/1,593,681.80 = 773,345.42/x - Step 3: Cross multiply
1,155,195.62x = 1,593,681.80 × 773,345.42 - Step 4: Simplify right side
1,155,195.62x = 1,232,466,514,932.31 - Step 5: Solve for x
x = 1,232,466,514,932.31/1,155,195.62 - Step 6: Final answer
x = 1,066,889.88
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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.