Finding the Fourth Proportional to 1,894,938.12, 2,615,048.82 and 1,035,534.60
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Solution
The fourth proportional to 1,894,938.12, 2,615,048.82 and 1,035,534.60 is: 1,429,056.45
Step by Step Solution
- Step 1: Write the proportion equation
1,894,938.12 : 2,615,048.82 = 1,035,534.60 : x - Step 2: Convert to fraction form
1,894,938.12/2,615,048.82 = 1,035,534.60/x - Step 3: Cross multiply
1,894,938.12x = 2,615,048.82 × 1,035,534.60 - Step 4: Simplify right side
1,894,938.12x = 2,707,973,533,799.17 - Step 5: Solve for x
x = 2,707,973,533,799.17/1,894,938.12 - Step 6: Final answer
x = 1,429,056.45
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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.