Finding the Fourth Proportional to 1,656,009.40, 2,285,534.98 and 930,916.84
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Solution
The fourth proportional to 1,656,009.40, 2,285,534.98 and 930,916.84 is: 1,284,801.28
Step by Step Solution
- Step 1: Write the proportion equation
1,656,009.40 : 2,285,534.98 = 930,916.84 : x - Step 2: Convert to fraction form
1,656,009.40/2,285,534.98 = 930,916.84/x - Step 3: Cross multiply
1,656,009.40x = 2,285,534.98 × 930,916.84 - Step 4: Simplify right side
1,656,009.40x = 2,127,643,001,291.06 - Step 5: Solve for x
x = 2,127,643,001,291.06/1,656,009.40 - Step 6: Final answer
x = 1,284,801.28
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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.