Finding the Fourth Proportional to 1,343,822.06, 1,854,474.55 and 740,210.06
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Solution
The fourth proportional to 1,343,822.06, 1,854,474.55 and 740,210.06 is: 1,021,489.94
Step by Step Solution
- Step 1: Write the proportion equation
1,343,822.06 : 1,854,474.55 = 740,210.06 : x - Step 2: Convert to fraction form
1,343,822.06/1,854,474.55 = 740,210.06/x - Step 3: Cross multiply
1,343,822.06x = 1,854,474.55 × 740,210.06 - Step 4: Simplify right side
1,343,822.06x = 1,372,700,720,709.63 - Step 5: Solve for x
x = 1,372,700,720,709.63/1,343,822.06 - Step 6: Final answer
x = 1,021,489.94
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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.