Finding the Fourth Proportional to 1,712,309.63, 2,362,958.33 and 948,346.79
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Solution
The fourth proportional to 1,712,309.63, 2,362,958.33 and 948,346.79 is: 1,308,702.53
Step by Step Solution
- Step 1: Write the proportion equation
1,712,309.63 : 2,362,958.33 = 948,346.79 : x - Step 2: Convert to fraction form
1,712,309.63/2,362,958.33 = 948,346.79/x - Step 3: Cross multiply
1,712,309.63x = 2,362,958.33 × 948,346.79 - Step 4: Simplify right side
1,712,309.63x = 2,240,903,930,602.74 - Step 5: Solve for x
x = 2,240,903,930,602.74/1,712,309.63 - Step 6: Final answer
x = 1,308,702.53
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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.