Finding the Fourth Proportional to 1,929,727.12, 2,663,027.54 and 1,058,568.97
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Solution
The fourth proportional to 1,929,727.12, 2,663,027.54 and 1,058,568.97 is: 1,460,827.43
Step by Step Solution
- Step 1: Write the proportion equation
1,929,727.12 : 2,663,027.54 = 1,058,568.97 : x - Step 2: Convert to fraction form
1,929,727.12/2,663,027.54 = 1,058,568.97/x - Step 3: Cross multiply
1,929,727.12x = 2,663,027.54 × 1,058,568.97 - Step 4: Simplify right side
1,929,727.12x = 2,818,998,312,118.65 - Step 5: Solve for x
x = 2,818,998,312,118.65/1,929,727.12 - Step 6: Final answer
x = 1,460,827.43
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.