Finding the Fourth Proportional to 1,712,310.63, 2,362,959.70 and 948,347.79
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Solution
The fourth proportional to 1,712,310.63, 2,362,959.70 and 948,347.79 is: 1,308,703.91
Step by Step Solution
- Step 1: Write the proportion equation
1,712,310.63 : 2,362,959.70 = 948,347.79 : x - Step 2: Convert to fraction form
1,712,310.63/2,362,959.70 = 948,347.79/x - Step 3: Cross multiply
1,712,310.63x = 2,362,959.70 × 948,347.79 - Step 4: Simplify right side
1,712,310.63x = 2,240,907,609,354.06 - Step 5: Solve for x
x = 2,240,907,609,354.06/1,712,310.63 - Step 6: Final answer
x = 1,308,703.91
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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.