Finding the Fourth Proportional to 1,727,031.51, 2,384,277.53 and 1,197,558.81
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Solution
The fourth proportional to 1,727,031.51, 2,384,277.53 and 1,197,558.81 is: 1,653,306.58
Step by Step Solution
- Step 1: Write the proportion equation
1,727,031.51 : 2,384,277.53 = 1,197,558.81 : x - Step 2: Convert to fraction form
1,727,031.51/2,384,277.53 = 1,197,558.81/x - Step 3: Cross multiply
1,727,031.51x = 2,384,277.53 × 1,197,558.81 - Step 4: Simplify right side
1,727,031.51x = 2,855,312,555,548.75 - Step 5: Solve for x
x = 2,855,312,555,548.75/1,727,031.51 - Step 6: Final answer
x = 1,653,306.58
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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.