Finding the Fourth Proportional to 2,386,070.96, 3,292,729.06 and 1,298,364.08
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Solution
The fourth proportional to 2,386,070.96, 3,292,729.06 and 1,298,364.08 is: 1,791,715.84
Step by Step Solution
- Step 1: Write the proportion equation
2,386,070.96 : 3,292,729.06 = 1,298,364.08 : x - Step 2: Convert to fraction form
2,386,070.96/3,292,729.06 = 1,298,364.08/x - Step 3: Cross multiply
2,386,070.96x = 3,292,729.06 × 1,298,364.08 - Step 4: Simplify right side
2,386,070.96x = 4,275,161,136,676.17 - Step 5: Solve for x
x = 4,275,161,136,676.17/2,386,070.96 - Step 6: Final answer
x = 1,791,715.84
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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.