Finding the Fourth Proportional to 1,472,203.79, 2,208,306.02 and 461,325.57
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Solution
The fourth proportional to 1,472,203.79, 2,208,306.02 and 461,325.57 is: 691,988.46
Step by Step Solution
- Step 1: Write the proportion equation
1,472,203.79 : 2,208,306.02 = 461,325.57 : x - Step 2: Convert to fraction form
1,472,203.79/2,208,306.02 = 461,325.57/x - Step 3: Cross multiply
1,472,203.79x = 2,208,306.02 × 461,325.57 - Step 4: Simplify right side
1,472,203.79x = 1,018,748,031,104.30 - Step 5: Solve for x
x = 1,018,748,031,104.30/1,472,203.79 - Step 6: Final answer
x = 691,988.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.