Finding the Fourth Proportional to 1,484,116.22, 2,048,130.66 and 872,260.14
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Solution
The fourth proportional to 1,484,116.22, 2,048,130.66 and 872,260.14 is: 1,203,748.55
Step by Step Solution
- Step 1: Write the proportion equation
1,484,116.22 : 2,048,130.66 = 872,260.14 : x - Step 2: Convert to fraction form
1,484,116.22/2,048,130.66 = 872,260.14/x - Step 3: Cross multiply
1,484,116.22x = 2,048,130.66 × 872,260.14 - Step 4: Simplify right side
1,484,116.22x = 1,786,502,747,181.36 - Step 5: Solve for x
x = 1,786,502,747,181.36/1,484,116.22 - Step 6: Final answer
x = 1,203,748.55
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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.