Finding the Fourth Proportional to 1,894,988.37, 2,615,118.18 and 1,035,584.85
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Solution
The fourth proportional to 1,894,988.37, 2,615,118.18 and 1,035,584.85 is: 1,429,125.80
Step by Step Solution
- Step 1: Write the proportion equation
1,894,988.37 : 2,615,118.18 = 1,035,584.85 : x - Step 2: Convert to fraction form
1,894,988.37/2,615,118.18 = 1,035,584.85/x - Step 3: Cross multiply
1,894,988.37x = 2,615,118.18 × 1,035,584.85 - Step 4: Simplify right side
1,894,988.37x = 2,708,176,768,167.57 - Step 5: Solve for x
x = 2,708,176,768,167.57/1,894,988.37 - Step 6: Final answer
x = 1,429,125.80
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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.