Finding the Fourth Proportional to 2,634,306.18, 3,635,510.49 and 1,615,572.42
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Solution
The fourth proportional to 2,634,306.18, 3,635,510.49 and 1,615,572.42 is: 2,229,592.95
Step by Step Solution
- Step 1: Write the proportion equation
2,634,306.18 : 3,635,510.49 = 1,615,572.42 : x - Step 2: Convert to fraction form
2,634,306.18/3,635,510.49 = 1,615,572.42/x - Step 3: Cross multiply
2,634,306.18x = 3,635,510.49 × 1,615,572.42 - Step 4: Simplify right side
2,634,306.18x = 5,873,430,480,264.69 - Step 5: Solve for x
x = 5,873,430,480,264.69/2,634,306.18 - Step 6: Final answer
x = 2,229,592.95
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1.5x scale
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.