Finding the Fourth Proportional to 1,484,341.63, 2,048,395.41 and 805,278.13
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Solution
The fourth proportional to 1,484,341.63, 2,048,395.41 and 805,278.13 is: 1,111,285.96
Step by Step Solution
- Step 1: Write the proportion equation
1,484,341.63 : 2,048,395.41 = 805,278.13 : x - Step 2: Convert to fraction form
1,484,341.63/2,048,395.41 = 805,278.13/x - Step 3: Cross multiply
1,484,341.63x = 2,048,395.41 × 805,278.13 - Step 4: Simplify right side
1,484,341.63x = 1,649,528,010,997.02 - Step 5: Solve for x
x = 1,649,528,010,997.02/1,484,341.63 - Step 6: Final answer
x = 1,111,285.96
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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.